* *
******************************************************************************/
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
-import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.Collection;
-import java.util.Enumeration;
-import java.util.LinkedHashMap;
+import java.util.HashMap;
import java.util.Iterator;
-import java.util.Locale;
+import java.util.LinkedHashMap;
import java.util.Map;
-import java.util.ResourceBundle;
import java.util.Set;
-
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONString;
* returns a value if one can be found, and throws an exception if one cannot be
* found. An <code>opt</code> method returns a default value instead of throwing
* an exception, and so is useful for obtaining optional values.
- * <p>
- * The generic <code>get()</code> and <code>opt()</code> methods return an
+ *
+ * <p>The generic <code>get()</code> and <code>opt()</code> methods return an
* object, which you can cast or query for type. There are also typed
* <code>get</code> and <code>opt</code> methods that do type checking and type
* coercion for you. The opt methods differ from the get methods in that they do
* not throw. Instead, they return a specified value, such as null.
- * <p>
- * The <code>put</code> methods add or replace values in an object. For example,
+ *
+ * <p>The <code>put</code> methods add or replace values in an object. For example,
*
* <pre>
* myString = new JSONObject().put("JSON", "Hello, World!").toString();
* </pre>
- * <p>
- * produces the string <code>{"JSON": "Hello, World"}</code>.
- * <p>
- * The texts produced by the <code>toString</code> methods strictly conform to
+ *
+ * <p>* produces the string <code>{"JSON": "Hello, World"}</code>.
+ *
+ * <p>The texts produced by the <code>toString</code> methods strictly conform to
* the JSON syntax rules. The constructors are more forgiving in the texts they
* will accept:
* <ul>
* @author JSON.org
* @version 2012-12-01
*/
+
public class LOGJSONObject {
+
/**
* The maximum number of keys in the key pool.
*/
- private static final int keyPoolSize = 100;
+ private static final int KEY_POOL_SIZE = 100;
+ private static final String USING_DEFAULT_VALUE = "Using defaultValue: ";
+ private static final String JSON_OBJECT_CONST = "JSONObject[";
/**
* Key pooling is like string interning, but without permanently tying up
* JSONObjects will be avoided by using a key pool to manage unique key
* string objects. This is used by JSONObject.put(string, object).
*/
- private static Map<String, Object> keyPool = new LinkedHashMap<String, Object>(keyPoolSize);
+ private static Map<String, Object> keyPool = new LinkedHashMap<>(KEY_POOL_SIZE);
+
+ private static final EELFLogger intlogger = EELFManager.getInstance().getLogger("InternalLog");
/**
* JSONObject.NULL is equivalent to the value that JavaScript calls null,
return object == null || object == this;
}
+ /**
+ * Returns a hash code value for the object. This method is
+ * supported for the benefit of hash tables such as those provided by
+ * {@link HashMap}.
+ *
+ * <p>* The general contract of {@code hashCode} is:
+ * <ul>
+ * <li>Whenever it is invoked on the same object more than once during
+ * an execution of a Java application, the {@code hashCode} method
+ * must consistently return the same integer, provided no information
+ * used in {@code equals} comparisons on the object is modified.
+ * This integer need not remain consistent from one execution of an
+ * application to another execution of the same application.
+ * <li>If two objects are equal according to the {@code equals(Object)}
+ * method, then calling the {@code hashCode} method on each of
+ * the two objects must produce the same integer result.
+ * <li>It is <em>not</em> required that if two objects are unequal
+ * according to the {@link Object#equals(Object)}
+ * method, then calling the {@code hashCode} method on each of the
+ * two objects must produce distinct integer results. However, the
+ * programmer should be aware that producing distinct integer results
+ * for unequal objects may improve the performance of hash tables.
+ * </ul>
+ *
+ * <p>* As much as is reasonably practical, the hashCode method defined by
+ * class {@code Object} does return distinct integers for distinct
+ * objects. (This is typically implemented by converting the internal
+ * address of the object into an integer, but this implementation
+ * technique is not required by the
+ * Java™ programming language.)
+ *
+ * @return a hash code value for this object.
+ * @see Object#equals(Object)
+ * @see System#identityHashCode
+ */
+ @Override
+ public int hashCode() {
+ return super.hashCode();
+ }
+
/**
* Get the "null" string value.
*
}
}
-
/**
* The map where the JSONObject's properties are kept.
*/
private final Map<String, Object> map;
-
/**
* It is sometimes more convenient and less ambiguous to have a
* <code>NULL</code> object than to use Java's <code>null</code> value.
* <code>JSONObject.NULL.equals(null)</code> returns <code>true</code>.
* <code>JSONObject.NULL.toString()</code> returns <code>"null"</code>.
*/
- public static final Object NULL = new Null();
-
+ private static final Object NULL = new Null();
/**
* Construct an empty JSONObject.
*/
public LOGJSONObject() {
- this.map = new LinkedHashMap<String, Object>();
+ this.map = new LinkedHashMap<>();
}
-
/**
* Construct a JSONObject from a subset of another JSONObject.
* An array of strings is used to identify the keys that should be copied.
*
* @param jo A JSONObject.
* @param names An array of strings.
- * @throws JSONException
- * @throws JSONException If a value is a non-finite number or if a name is duplicated.
*/
public LOGJSONObject(LOGJSONObject jo, String[] names) {
this();
try {
this.putOnce(names[i], jo.opt(names[i]));
} catch (Exception ignore) {
+ intlogger.error("PROV0001 LOGJSONObject: " + ignore.getMessage(), ignore);
}
}
}
-
/**
* Construct a JSONObject from a JSONTokener.
*
- * @param x A JSONTokener object containing the source string.
+ * @param tokener A JSONTokener object containing the source string.
* @throws JSONException If there is a syntax error in the source string
* or a duplicated key.
*/
- public LOGJSONObject(JSONTokener x) throws JSONException {
+ public LOGJSONObject(JSONTokener tokener) {
this();
- char c;
+ char chr;
String key;
- if (x.nextClean() != '{') {
- throw x.syntaxError("A JSONObject text must begin with '{'");
+ if (tokener.nextClean() != '{') {
+ throw tokener.syntaxError("A JSONObject text must begin with '{'");
}
for (; ; ) {
- c = x.nextClean();
- switch (c) {
+ chr = tokener.nextClean();
+ switch (chr) {
case 0:
- throw x.syntaxError("A JSONObject text must end with '}'");
+ throw tokener.syntaxError("A JSONObject text must end with '}'");
case '}':
return;
default:
- x.back();
- key = x.nextValue().toString();
+ tokener.back();
+ key = tokener.nextValue().toString();
}
-// The key is followed by ':'. We will also tolerate '=' or '=>'.
+ // The key is followed by ':'. We will also tolerate '=' or '=>'.
- c = x.nextClean();
- if (c == '=') {
- if (x.next() != '>') {
- x.back();
+ chr = tokener.nextClean();
+ if (chr == '=') {
+ if (tokener.next() != '>') {
+ tokener.back();
}
- } else if (c != ':') {
- throw x.syntaxError("Expected a ':' after a key");
+ } else if (chr != ':') {
+ throw tokener.syntaxError("Expected a ':' after a key");
}
- this.putOnce(key, x.nextValue());
+ this.putOnce(key, tokener.nextValue());
-// Pairs are separated by ','. We will also tolerate ';'.
+ // Pairs are separated by ','. We will also tolerate ';'.
- switch (x.nextClean()) {
+ switch (tokener.nextClean()) {
case ';':
case ',':
- if (x.nextClean() == '}') {
+ if (tokener.nextClean() == '}') {
return;
}
- x.back();
+ tokener.back();
break;
case '}':
return;
default:
- throw x.syntaxError("Expected a ',' or '}'");
+ throw tokener.syntaxError("Expected a ',' or '}'");
}
}
}
-
/**
* Construct a JSONObject from a Map.
*
* @param map A map object that can be used to initialize the contents of
* the JSONObject.
- * @throws JSONException
+ * @throws JSONException json exception
*/
public LOGJSONObject(Map<String, Object> map) {
- this.map = new LinkedHashMap<String, Object>();
+ this.map = new LinkedHashMap<>();
if (map != null) {
- Iterator<Map.Entry<String, Object>> i = map.entrySet().iterator();
- while (i.hasNext()) {
- Map.Entry<String, Object> e = i.next();
- Object value = e.getValue();
+ Iterator<Map.Entry<String, Object>> iterator = map.entrySet().iterator();
+ while (iterator.hasNext()) {
+ Map.Entry<String, Object> entry = iterator.next();
+ Object value = entry.getValue();
if (value != null) {
- this.map.put(e.getKey(), wrap(value));
+ this.map.put(entry.getKey(), wrap(value));
}
}
}
}
-
/**
* Construct a JSONObject from an Object using bean getters.
* It reflects on all of the public methods of the object.
* with <code>"get"</code> or <code>"is"</code> followed by an uppercase letter,
* the method is invoked, and a key and the value returned from the getter method
* are put into the new JSONObject.
- * <p>
- * The key is formed by removing the <code>"get"</code> or <code>"is"</code> prefix.
+ *
+ * <p>* The key is formed by removing the <code>"get"</code> or <code>"is"</code> prefix.
* If the second remaining character is not upper case, then the first
* character is converted to lower case.
- * <p>
- * For example, if an object has a method named <code>"getName"</code>, and
+ *
+ * <p>* For example, if an object has a method named <code>"getName"</code>, and
* if the result of calling <code>object.getName()</code> is <code>"Larry Fine"</code>,
* then the JSONObject will contain <code>"name": "Larry Fine"</code>.
*
this.populateMap(bean);
}
-
- /**
- * Construct a JSONObject from an Object, using reflection to find the
- * public members. The resulting JSONObject's keys will be the strings
- * from the names array, and the values will be the field values associated
- * with those keys in the object. If a key is not found or not visible,
- * then it will not be copied into the new JSONObject.
- *
- * @param object An object that has fields that should be used to make a
- * JSONObject.
- * @param names An array of strings, the names of the fields to be obtained
- * from the object.
- */
- public LOGJSONObject(Object object, String names[]) {
- this();
- Class<? extends Object> c = object.getClass();
- for (int i = 0; i < names.length; i += 1) {
- String name = names[i];
- try {
- this.putOpt(name, c.getField(name).get(object));
- } catch (Exception ignore) {
- }
- }
- }
-
-
- /**
- * Construct a JSONObject from a source JSON text string.
- * This is the most commonly used JSONObject constructor.
- *
- * @param source A string beginning
- * with <code>{</code> <small>(left brace)</small> and ending
- * with <code>}</code> <small>(right brace)</small>.
- * @throws JSONException If there is a syntax error in the source
- * string or a duplicated key.
- */
- public LOGJSONObject(String source) throws JSONException {
- this(new JSONTokener(source));
- }
-
-
- /**
- * Construct a JSONObject from a ResourceBundle.
- *
- * @param baseName The ResourceBundle base name.
- * @param locale The Locale to load the ResourceBundle for.
- * @throws JSONException If any JSONExceptions are detected.
- */
- public LOGJSONObject(String baseName, Locale locale) throws JSONException {
- this();
- ResourceBundle bundle = ResourceBundle.getBundle(baseName, locale,
- Thread.currentThread().getContextClassLoader());
-
-// Iterate through the keys in the bundle.
-
- Enumeration<?> keys = bundle.getKeys();
- while (keys.hasMoreElements()) {
- Object key = keys.nextElement();
- if (key instanceof String) {
-
-// Go through the path, ensuring that there is a nested JSONObject for each
-// segment except the last. Add the value using the last segment's name into
-// the deepest nested JSONObject.
-
- String[] path = ((String) key).split("\\.");
- int last = path.length - 1;
- LOGJSONObject target = this;
- for (int i = 0; i < last; i += 1) {
- String segment = path[i];
- LOGJSONObject nextTarget = target.optJSONObject(segment);
- if (nextTarget == null) {
- nextTarget = new LOGJSONObject();
- target.put(segment, nextTarget);
- }
- target = nextTarget;
- }
- target.put(path[last], bundle.getString((String) key));
- }
- }
- }
-
-
/**
* Accumulate values under a key. It is similar to the put method except
* that if there is already an object stored under the key then a
* JSONArray is stored under the key to hold all of the accumulated values.
* If there is already a JSONArray, then the new value is appended to it.
* In contrast, the put method replaces the previous value.
- * <p>
- * If only one value is accumulated that is not a JSONArray, then the
+ *
+ * <p>* If only one value is accumulated that is not a JSONArray, then the
* result will be the same as using put. But if multiple values are
* accumulated, then the result will be like append.
*
* or if the key is null.
*/
public LOGJSONObject accumulate(
- String key,
- Object value
- ) throws JSONException {
+ String key,
+ Object value
+ ) {
testValidity(value);
Object object = this.opt(key);
if (object == null) {
this.put(key, value instanceof JSONArray
- ? new JSONArray().put(value)
- : value);
+ ? new JSONArray().put(value)
+ : value);
} else if (object instanceof JSONArray) {
((JSONArray) object).put(value);
} else {
return this;
}
-
/**
* Append values to the array under a key. If the key does not exist in the
* JSONObject, then the key is put in the JSONObject with its value being a
* @throws JSONException If the key is null or if the current value
* associated with the key is not a JSONArray.
*/
- public LOGJSONObject append(String key, Object value) throws JSONException {
+ public LOGJSONObject append(String key, Object value) {
testValidity(value);
Object object = this.opt(key);
if (object == null) {
} else if (object instanceof JSONArray) {
this.put(key, ((JSONArray) object).put(value));
} else {
- throw new JSONException("JSONObject[" + key +
- "] is not a JSONArray.");
+ throw new JSONException(JSON_OBJECT_CONST + key
+ + "] is not a JSONArray.");
}
return this;
}
-
/**
* Produce a string from a double. The string "null" will be returned if
* the number is not finite.
*
- * @param d A double.
+ * @param dub A double.
* @return A String.
*/
- public static String doubleToString(double d) {
- if (Double.isInfinite(d) || Double.isNaN(d)) {
+ public static String doubleToString(double dub) {
+ if (Double.isInfinite(dub) || Double.isNaN(dub)) {
return "null";
}
-// Shave off trailing zeros and decimal point, if possible.
+ // Shave off trailing zeros and decimal point, if possible.
- String string = Double.toString(d);
- if (string.indexOf('.') > 0 && string.indexOf('e') < 0 &&
- string.indexOf('E') < 0) {
+ String string = Double.toString(dub);
+ if (string.indexOf('.') > 0 && string.indexOf('e') < 0
+ && string.indexOf('E') < 0) {
while (string.endsWith("0")) {
string = string.substring(0, string.length() - 1);
}
return string;
}
-
/**
* Get the value object associated with a key.
*
* @return The object associated with the key.
* @throws JSONException if the key is not found.
*/
- public Object get(String key) throws JSONException {
+ public Object get(String key) {
if (key == null) {
throw new JSONException("Null key.");
}
Object object = this.opt(key);
if (object == null) {
- throw new JSONException("JSONObject[" + quote(key) +
- "] not found.");
+ throw new JSONException(JSON_OBJECT_CONST + quote(key)
+ + "] not found.");
}
return object;
}
-
/**
* Get the boolean value associated with a key.
*
* @return The truth.
* @throws JSONException if the value is not a Boolean or the String "true" or "false".
*/
- public boolean getBoolean(String key) throws JSONException {
+ public boolean getBoolean(String key) {
Object object = this.get(key);
- if (object.equals(Boolean.FALSE) ||
- (object instanceof String &&
- ((String) object).equalsIgnoreCase("false"))) {
+ if (object.equals(Boolean.FALSE)
+ || (object instanceof String
+ && "false".equalsIgnoreCase((String) object))) {
return false;
- } else if (object.equals(Boolean.TRUE) ||
- (object instanceof String &&
- ((String) object).equalsIgnoreCase("true"))) {
+ } else if (object.equals(Boolean.TRUE)
+ || (object instanceof String
+ && "true".equalsIgnoreCase((String) object))) {
return true;
}
- throw new JSONException("JSONObject[" + quote(key) +
- "] is not a Boolean.");
+ throw new JSONException(JSON_OBJECT_CONST + quote(key)
+ + "] is not a Boolean.");
}
-
/**
* Get the double value associated with a key.
*
* @throws JSONException if the key is not found or
* if the value is not a Number object and cannot be converted to a number.
*/
- public double getDouble(String key) throws JSONException {
+ public double getDouble(String key) {
Object object = this.get(key);
try {
return object instanceof Number
- ? ((Number) object).doubleValue()
- : Double.parseDouble((String) object);
+ ? ((Number) object).doubleValue()
+ : Double.parseDouble((String) object);
} catch (Exception e) {
- throw new JSONException("JSONObject[" + quote(key) +
- "] is not a number.");
+ intlogger.error(JSON_OBJECT_CONST + quote(key) + "] is not a number.", e);
+ throw new JSONException(JSON_OBJECT_CONST + quote(key) + "] is not a number.");
}
}
-
/**
* Get the int value associated with a key.
*
* @throws JSONException if the key is not found or if the value cannot
* be converted to an integer.
*/
- public int getInt(String key) throws JSONException {
+ public int getInt(String key) {
Object object = this.get(key);
try {
return object instanceof Number
- ? ((Number) object).intValue()
- : Integer.parseInt((String) object);
+ ? ((Number) object).intValue()
+ : Integer.parseInt((String) object);
} catch (Exception e) {
- throw new JSONException("JSONObject[" + quote(key) +
- "] is not an int.");
+ intlogger.error(JSON_OBJECT_CONST + quote(key) + "] is not an int.", e);
+ throw new JSONException(JSON_OBJECT_CONST + quote(key) + "] is not an int.");
}
}
-
/**
* Get the JSONArray value associated with a key.
*
* @throws JSONException if the key is not found or
* if the value is not a JSONArray.
*/
- public JSONArray getJSONArray(String key) throws JSONException {
+ public JSONArray getJSONArray(String key) {
Object object = this.get(key);
if (object instanceof JSONArray) {
return (JSONArray) object;
}
- throw new JSONException("JSONObject[" + quote(key) +
- "] is not a JSONArray.");
+ throw new JSONException(JSON_OBJECT_CONST + quote(key)
+ + "] is not a JSONArray.");
}
-
/**
* Get the JSONObject value associated with a key.
*
* @throws JSONException if the key is not found or
* if the value is not a JSONObject.
*/
- public LOGJSONObject getJSONObject(String key) throws JSONException {
+ public LOGJSONObject getJSONObject(String key) {
Object object = this.get(key);
if (object instanceof LOGJSONObject) {
return (LOGJSONObject) object;
}
- throw new JSONException("JSONObject[" + quote(key) +
- "] is not a JSONObject.");
+ throw new JSONException(JSON_OBJECT_CONST + quote(key)
+ + "] is not a JSONObject.");
}
-
/**
* Get the long value associated with a key.
*
* @throws JSONException if the key is not found or if the value cannot
* be converted to a long.
*/
- public long getLong(String key) throws JSONException {
+ public long getLong(String key) {
Object object = this.get(key);
try {
return object instanceof Number
- ? ((Number) object).longValue()
- : Long.parseLong((String) object);
+ ? ((Number) object).longValue()
+ : Long.parseLong((String) object);
} catch (Exception e) {
- throw new JSONException("JSONObject[" + quote(key) +
- "] is not a long.");
+ intlogger.error(JSON_OBJECT_CONST + quote(key) + "] is not a long.", e);
+ throw new JSONException(JSON_OBJECT_CONST + quote(key) + "] is not a long.");
}
}
-
/**
* Get an array of field names from a JSONObject.
*
public static String[] getNames(LOGJSONObject jo) {
int length = jo.length();
if (length == 0) {
- return null;
+ return new String[]{};
}
Iterator<String> iterator = jo.keys();
String[] names = new String[length];
- int i = 0;
+ int iter = 0;
while (iterator.hasNext()) {
- names[i] = iterator.next();
- i += 1;
+ names[iter] = iterator.next();
+ iter += 1;
}
return names;
}
-
- /**
- * Get an array of field names from an Object.
- *
- * @return An array of field names, or null if there are no names.
- */
- public static String[] getNames(Object object) {
- if (object == null) {
- return null;
- }
- Class<? extends Object> klass = object.getClass();
- Field[] fields = klass.getFields();
- int length = fields.length;
- if (length == 0) {
- return null;
- }
- String[] names = new String[length];
- for (int i = 0; i < length; i += 1) {
- names[i] = fields[i].getName();
- }
- return names;
- }
-
-
/**
* Get the string associated with a key.
*
* @return A string which is the value.
* @throws JSONException if there is no string value for the key.
*/
- public String getString(String key) throws JSONException {
+ public String getString(String key) {
Object object = this.get(key);
if (object instanceof String) {
return (String) object;
}
- throw new JSONException("JSONObject[" + quote(key) +
- "] not a string.");
+ throw new JSONException(JSON_OBJECT_CONST + quote(key)
+ + "] not a string.");
}
-
/**
* Determine if the JSONObject contains a specific key.
*
return this.map.containsKey(key);
}
-
/**
* Increment a property of a JSONObject. If there is no such property,
* create one with a value of 1. If there is such a property, and if
* @throws JSONException If there is already a property with this name
* that is not an Integer, Long, Double, or Float.
*/
- public LOGJSONObject increment(String key) throws JSONException {
+ public LOGJSONObject increment(String key) {
Object value = this.opt(key);
if (value == null) {
this.put(key, 1);
return this;
}
-
- /**
- * Determine if the value associated with the key is null or if there is
- * no value.
- *
- * @param key A key string.
- * @return true if there is no value associated with the key or if
- * the value is the JSONObject.NULL object.
- */
- public boolean isNull(String key) {
- return LOGJSONObject.NULL.equals(this.opt(key));
- }
-
-
/**
* Get an enumeration of the keys of the JSONObject.
*
return this.keySet().iterator();
}
-
/**
* Get a set of keys of the JSONObject.
*
return this.map.keySet();
}
-
/**
* Get the number of keys stored in the JSONObject.
*
return this.map.size();
}
-
/**
* Produce a JSONArray containing the names of the elements of this
* JSONObject.
* @return A String.
* @throws JSONException If n is a non-finite number.
*/
- public static String numberToString(Number number)
- throws JSONException {
+ public static String numberToString(Number number) {
if (number == null) {
throw new JSONException("Null pointer");
}
testValidity(number);
-// Shave off trailing zeros and decimal point, if possible.
+ // Shave off trailing zeros and decimal point, if possible.
String string = number.toString();
- if (string.indexOf('.') > 0 && string.indexOf('e') < 0 &&
- string.indexOf('E') < 0) {
+ if (string.indexOf('.') > 0 && string.indexOf('e') < 0
+ && string.indexOf('E') < 0) {
while (string.endsWith("0")) {
string = string.substring(0, string.length() - 1);
}
return string;
}
-
/**
* Get an optional value associated with a key.
*
return key == null ? null : this.map.get(key);
}
-
- /**
- * Get an optional boolean associated with a key.
- * It returns false if there is no such key, or if the value is not
- * Boolean.TRUE or the String "true".
- *
- * @param key A key string.
- * @return The truth.
- */
- public boolean optBoolean(String key) {
- return this.optBoolean(key, false);
- }
-
-
/**
* Get an optional boolean associated with a key.
* It returns the defaultValue if there is no such key, or if it is not
try {
return this.getBoolean(key);
} catch (Exception e) {
+ intlogger.trace(USING_DEFAULT_VALUE + defaultValue, e);
return defaultValue;
}
}
-
- /**
- * Get an optional double associated with a key,
- * or NaN if there is no such key or if its value is not a number.
- * If the value is a string, an attempt will be made to evaluate it as
- * a number.
- *
- * @param key A string which is the key.
- * @return An object which is the value.
- */
- public double optDouble(String key) {
- return this.optDouble(key, Double.NaN);
- }
-
-
/**
* Get an optional double associated with a key, or the
* defaultValue if there is no such key or if its value is not a number.
try {
return this.getDouble(key);
} catch (Exception e) {
+ intlogger.trace(USING_DEFAULT_VALUE + defaultValue, e);
return defaultValue;
}
}
-
- /**
- * Get an optional int value associated with a key,
- * or zero if there is no such key or if the value is not a number.
- * If the value is a string, an attempt will be made to evaluate it as
- * a number.
- *
- * @param key A key string.
- * @return An object which is the value.
- */
- public int optInt(String key) {
- return this.optInt(key, 0);
- }
-
-
/**
* Get an optional int value associated with a key,
* or the default if there is no such key or if the value is not a number.
try {
return this.getInt(key);
} catch (Exception e) {
+ intlogger.trace(USING_DEFAULT_VALUE + defaultValue, e);
return defaultValue;
}
}
- /**
- * Get an optional JSONArray associated with a key.
- * It returns null if there is no such key, or if its value is not a
- * JSONArray.
- *
- * @param key A key string.
- * @return A JSONArray which is the value.
- */
- public JSONArray optJSONArray(String key) {
- Object o = this.opt(key);
- return o instanceof JSONArray ? (JSONArray) o : null;
- }
-
-
- /**
- * Get an optional JSONObject associated with a key.
- * It returns null if there is no such key, or if its value is not a
- * JSONObject.
- *
- * @param key A key string.
- * @return A JSONObject which is the value.
- */
- public LOGJSONObject optJSONObject(String key) {
- Object object = this.opt(key);
- return object instanceof LOGJSONObject ? (LOGJSONObject) object : null;
- }
-
-
- /**
- * Get an optional long value associated with a key,
- * or zero if there is no such key or if the value is not a number.
- * If the value is a string, an attempt will be made to evaluate it as
- * a number.
- *
- * @param key A key string.
- * @return An object which is the value.
- */
- public long optLong(String key) {
- return this.optLong(key, 0);
- }
-
-
/**
* Get an optional long value associated with a key,
* or the default if there is no such key or if the value is not a number.
}
}
-
- /**
- * Get an optional string associated with a key.
- * It returns an empty string if there is no such key. If the value is not
- * a string and is not null, then it is converted to a string.
- *
- * @param key A key string.
- * @return A string which is the value.
- */
- public String optString(String key) {
- return this.optString(key, "");
- }
-
-
/**
* Get an optional string associated with a key.
* It returns the defaultValue if there is no such key.
return NULL.equals(object) ? defaultValue : object.toString();
}
-
private void populateMap(Object bean) {
- Class<? extends Object> klass = bean.getClass();
+ Class<?> klass = bean.getClass();
-// If klass is a System class then set includeSuperClass to false.
+ // If klass is a System class then set includeSuperClass to false.
boolean includeSuperClass = klass.getClassLoader() != null;
Method[] methods = includeSuperClass
- ? klass.getMethods()
- : klass.getDeclaredMethods();
+ ? klass.getMethods()
+ : klass.getDeclaredMethods();
for (int i = 0; i < methods.length; i += 1) {
try {
Method method = methods[i];
String name = method.getName();
String key = "";
if (name.startsWith("get")) {
- if ("getClass".equals(name) ||
- "getDeclaringClass".equals(name)) {
+ if ("getClass".equals(name)
+ || "getDeclaringClass".equals(name)) {
key = "";
} else {
key = name.substring(3);
} else if (name.startsWith("is")) {
key = name.substring(2);
}
- if (key.length() > 0 &&
- Character.isUpperCase(key.charAt(0)) &&
- method.getParameterTypes().length == 0) {
+ if (key.length() > 0
+ && Character.isUpperCase(key.charAt(0))
+ && method.getParameterTypes().length == 0) {
if (key.length() == 1) {
key = key.toLowerCase();
} else if (!Character.isUpperCase(key.charAt(1))) {
- key = key.substring(0, 1).toLowerCase() +
- key.substring(1);
+ key = key.substring(0, 1).toLowerCase()
+ + key.substring(1);
}
Object result = method.invoke(bean, (Object[]) null);
}
}
} catch (Exception ignore) {
+ intlogger.trace("populateMap: " + ignore.getMessage(), ignore);
}
}
}
-
- /**
- * Put a key/boolean pair in the JSONObject.
- *
- * @param key A key string.
- * @param value A boolean which is the value.
- * @return this.
- * @throws JSONException If the key is null.
- */
- public LOGJSONObject put(String key, boolean value) throws JSONException {
- this.put(key, value ? Boolean.TRUE : Boolean.FALSE);
- return this;
- }
-
-
- /**
- * Put a key/value pair in the JSONObject, where the value will be a
- * JSONArray which is produced from a Collection.
- *
- * @param key A key string.
- * @param value A Collection value.
- * @return this.
- * @throws JSONException
- */
- public LOGJSONObject put(String key, Collection<Object> value) throws JSONException {
- this.put(key, new JSONArray(value));
- return this;
- }
-
-
/**
* Put a key/double pair in the JSONObject.
*
* @return this.
* @throws JSONException If the key is null or if the number is invalid.
*/
- public LOGJSONObject put(String key, double value) throws JSONException {
+ public LOGJSONObject put(String key, double value) {
this.put(key, new Double(value));
return this;
}
-
/**
* Put a key/int pair in the JSONObject.
*
* @return this.
* @throws JSONException If the key is null.
*/
- public LOGJSONObject put(String key, int value) throws JSONException {
+ public LOGJSONObject put(String key, int value) {
this.put(key, new Integer(value));
return this;
}
-
/**
* Put a key/long pair in the JSONObject.
*
* @return this.
* @throws JSONException If the key is null.
*/
- public LOGJSONObject put(String key, long value) throws JSONException {
+ public LOGJSONObject put(String key, long value) {
this.put(key, new Long(value));
return this;
}
-
- /**
- * Put a key/value pair in the JSONObject, where the value will be a
- * JSONObject which is produced from a Map.
- *
- * @param key A key string.
- * @param value A Map value.
- * @return this.
- * @throws JSONException
- */
- public LOGJSONObject put(String key, Map<String, Object> value) throws JSONException {
- this.put(key, new LOGJSONObject(value));
- return this;
- }
-
-
/**
* Put a key/value pair in the JSONObject. If the value is null,
* then the key will be removed from the JSONObject if it is present.
* @throws JSONException If the value is non-finite number
* or if the key is null.
*/
- public LOGJSONObject put(String key, Object value) throws JSONException {
+ public LOGJSONObject put(String key, Object value) {
String pooled;
if (key == null) {
throw new JSONException("Null key.");
testValidity(value);
pooled = (String) keyPool.get(key);
if (pooled == null) {
- if (keyPool.size() >= keyPoolSize) {
- keyPool = new LinkedHashMap<String, Object>(keyPoolSize);
+ if (keyPool.size() >= KEY_POOL_SIZE) {
+ keyPool = new LinkedHashMap<>(KEY_POOL_SIZE);
}
keyPool.put(key, key);
} else {
return this;
}
-
/**
* Put a key/value pair in the JSONObject, but only if the key and the
* value are both non-null, and only if there is not already a member
* with that name.
*
- * @param key
- * @param value
- * @return his.
+ * @param key string key
+ * @param value obj value
+ * @return this LOGJSONObject
* @throws JSONException if the key is a duplicate
*/
- public LOGJSONObject putOnce(String key, Object value) throws JSONException {
+ public LOGJSONObject putOnce(String key, Object value) {
if (key != null && value != null) {
if (this.opt(key) != null) {
throw new JSONException("Duplicate key \"" + key + "\"");
return this;
}
-
- /**
- * Put a key/value pair in the JSONObject, but only if the
- * key and the value are both non-null.
- *
- * @param key A key string.
- * @param value An object which is the value. It should be of one of these
- * types: Boolean, Double, Integer, JSONArray, JSONObject, Long, String,
- * or the JSONObject.NULL object.
- * @return this.
- * @throws JSONException If the value is a non-finite number.
- */
- public LOGJSONObject putOpt(String key, Object value) throws JSONException {
- if (key != null && value != null) {
- this.put(key, value);
- }
- return this;
- }
-
-
/**
* Produce a string in double quotes with backslash sequences in all the
- * right places. A backslash will be inserted within </, producing <\/,
- * allowing JSON text to be delivered in HTML. In JSON text, a string
+ * right places. In JSON text, a string
* cannot contain a control character or an unescaped quote or backslash.
*
* @param string A String
synchronized (sw.getBuffer()) {
try {
return quote(string, sw).toString();
- } catch (IOException ignored) {
- // will never happen - we are writing to a string writer
+ } catch (IOException e) {
+ intlogger.trace("Ignore Exception message: ", e);
return "";
}
}
}
- public static Writer quote(String string, Writer w) throws IOException {
+ /**
+ * Writer method.
+ * @param string string
+ * @param writer writer
+ * @return A writer
+ * @throws IOException input/output exception
+ */
+ public static Writer quote(String string, Writer writer) throws IOException {
if (string == null || string.length() == 0) {
- w.write("\"\"");
- return w;
+ writer.write("\"\"");
+ return writer;
}
- char b;
- char c = 0;
+ char char1;
+ char char2 = 0;
String hhhh;
- int i;
int len = string.length();
- w.write('"');
- for (i = 0; i < len; i += 1) {
- b = c;
- c = string.charAt(i);
- switch (c) {
+ writer.write('"');
+ for (int i = 0; i < len; i += 1) {
+ char1 = char2;
+ char2 = string.charAt(i);
+ switch (char2) {
case '\\':
case '"':
- w.write('\\');
- w.write(c);
+ writer.write('\\');
+ writer.write(char2);
break;
case '/':
- if (b == '<') {
- w.write('\\');
+ if (char1 == '<') {
+ writer.write('\\');
}
- w.write(c);
+ writer.write(char2);
break;
case '\b':
- w.write("\\b");
+ writer.write("\\b");
break;
case '\t':
- w.write("\\t");
+ writer.write("\\t");
break;
case '\n':
- w.write("\\n");
+ writer.write("\\n");
break;
case '\f':
- w.write("\\f");
+ writer.write("\\f");
break;
case '\r':
- w.write("\\r");
+ writer.write("\\r");
break;
default:
- if (c < ' ' || (c >= '\u0080' && c < '\u00a0')
- || (c >= '\u2000' && c < '\u2100')) {
- w.write("\\u");
- hhhh = Integer.toHexString(c);
- w.write("0000", 0, 4 - hhhh.length());
- w.write(hhhh);
+ if (char2 < ' ' || (char2 >= '\u0080' && char2 < '\u00a0')
+ || (char2 >= '\u2000' && char2 < '\u2100')) {
+ writer.write("\\u");
+ hhhh = Integer.toHexString(char2);
+ writer.write("0000", 0, 4 - hhhh.length());
+ writer.write(hhhh);
} else {
- w.write(c);
+ writer.write(char2);
}
}
}
- w.write('"');
- return w;
+ writer.write('"');
+ return writer;
}
/**
* @return A simple JSON value.
*/
public static Object stringToValue(String string) {
- Double d;
- if (string.equals("")) {
+ Double dub;
+ if ("".equals(string)) {
return string;
}
- if (string.equalsIgnoreCase("true")) {
+ if ("true".equalsIgnoreCase(string)) {
return Boolean.TRUE;
}
- if (string.equalsIgnoreCase("false")) {
+ if ("false".equalsIgnoreCase(string)) {
return Boolean.FALSE;
}
- if (string.equalsIgnoreCase("null")) {
+ if ("null".equalsIgnoreCase(string)) {
return LOGJSONObject.NULL;
}
* non-JSON forms as long as it accepts all correct JSON forms.
*/
- char b = string.charAt(0);
- if ((b >= '0' && b <= '9') || b == '.' || b == '-' || b == '+') {
+ char chr = string.charAt(0);
+ if ((chr >= '0' && chr <= '9') || chr == '.' || chr == '-' || chr == '+') {
try {
- if (string.indexOf('.') > -1 ||
- string.indexOf('e') > -1 || string.indexOf('E') > -1) {
- d = Double.valueOf(string);
- if (!d.isInfinite() && !d.isNaN()) {
- return d;
+ if (string.indexOf('.') > -1 || string.indexOf('e') > -1
+ || string.indexOf('E') > -1) {
+ dub = Double.valueOf(string);
+ if (!dub.isInfinite() && !dub.isNaN()) {
+ return dub;
}
} else {
Long myLong = new Long(string);
- if (myLong.longValue() == myLong.intValue()) {
- return new Integer(myLong.intValue());
+ if (myLong == myLong.intValue()) {
+ return myLong.intValue();
} else {
return myLong;
}
}
- } catch (Exception ignore) {
+ } catch (Exception e) {
+ intlogger.trace("Ignore Exception message: ", e);
}
}
return string;
}
-
/**
* Throw an exception if the object is a NaN or infinite number.
*
- * @param o The object to test.
+ * @param obj The object to test.
* @throws JSONException If o is a non-finite number.
*/
- public static void testValidity(Object o) throws JSONException {
- if (o != null) {
- if (o instanceof Double) {
- if (((Double) o).isInfinite() || ((Double) o).isNaN()) {
- throw new JSONException(
- "JSON does not allow non-finite numbers.");
- }
- } else if (o instanceof Float) {
- if (((Float) o).isInfinite() || ((Float) o).isNaN()) {
+ public static void testValidity(Object obj) {
+ if (obj != null) {
+ if (obj instanceof Double) {
+ if (((Double) obj).isInfinite() || ((Double) obj).isNaN()) {
throw new JSONException(
- "JSON does not allow non-finite numbers.");
+ "JSON does not allow non-finite numbers.");
}
+ } else if (obj instanceof Float && (((Float) obj).isInfinite() || ((Float) obj).isNaN())) {
+ throw new JSONException(
+ "JSON does not allow non-finite numbers.");
}
}
}
-
/**
* Produce a JSONArray containing the values of the members of this
* JSONObject.
* @return A JSONArray of values.
* @throws JSONException If any of the values are non-finite numbers.
*/
- public JSONArray toJSONArray(JSONArray names) throws JSONException {
+ public JSONArray toJSONArray(JSONArray names) {
if (names == null || names.length() == 0) {
return null;
}
* Make a JSON text of this JSONObject. For compactness, no whitespace
* is added. If this would not result in a syntactically correct JSON text,
* then null will be returned instead.
- * <p>
- * Warning: This method assumes that the data structure is acyclical.
+ *
+ * <p>* Warning: This method assumes that the data structure is acyclical.
*
* @return a printable, displayable, portable, transmittable
* representation of the object, beginning
try {
return this.toString(0);
} catch (Exception e) {
- return null;
+ intlogger.trace("Exception: ", e);
+ return "";
}
}
-
/**
* Make a prettyprinted JSON text of this JSONObject.
- * <p>
- * Warning: This method assumes that the data structure is acyclical.
+ *
+ * <p>* Warning: This method assumes that the data structure is acyclical.
*
* @param indentFactor The number of spaces to add to each level of
* indentation.
* with <code>}</code> <small>(right brace)</small>.
* @throws JSONException If the object contains an invalid number.
*/
- public String toString(int indentFactor) throws JSONException {
- StringWriter w = new StringWriter();
- synchronized (w.getBuffer()) {
- return this.write(w, indentFactor, 0).toString();
+ public String toString(int indentFactor) {
+ StringWriter writer = new StringWriter();
+ synchronized (writer.getBuffer()) {
+ return this.write(writer, indentFactor, 0).toString();
}
}
* from it and its toJSONString method will be called. Otherwise, the
* value's toString method will be called, and the result will be quoted.
*
- * <p>
- * Warning: This method assumes that the data structure is acyclical.
+ * <p>* Warning: This method assumes that the data structure is acyclical.
*
* @param value The value to be serialized.
* @return a printable, displayable, transmittable
* @throws JSONException If the value is or contains an invalid number.
*/
@SuppressWarnings("unchecked")
- public static String valueToString(Object value) throws JSONException {
- if (value == null || value.equals(null)) {
+ public static String valueToString(Object value) {
+ if (value == null) {
return "null";
}
if (value instanceof JSONString) {
- Object object;
+ String object;
try {
object = ((JSONString) value).toJSONString();
} catch (Exception e) {
throw new JSONException(e);
}
- if (object instanceof String) {
- return (String) object;
+ if (object != null) {
+ return object;
}
throw new JSONException("Bad value from toJSONString: " + object);
}
if (value instanceof Number) {
return numberToString((Number) value);
}
- if (value instanceof Boolean || value instanceof LOGJSONObject ||
- value instanceof JSONArray) {
+ if (value instanceof Boolean || value instanceof LOGJSONObject
+ || value instanceof JSONArray) {
return value.toString();
}
if (value instanceof Map) {
if (object == null) {
return NULL;
}
- if (object instanceof LOGJSONObject || object instanceof JSONArray ||
- NULL.equals(object) || object instanceof JSONString ||
- object instanceof Byte || object instanceof Character ||
- object instanceof Short || object instanceof Integer ||
- object instanceof Long || object instanceof Boolean ||
- object instanceof Float || object instanceof Double ||
- object instanceof String) {
+ if (object instanceof LOGJSONObject || object instanceof JSONArray
+ || NULL.equals(object) || object instanceof JSONString
+ || object instanceof Byte || object instanceof Character
+ || object instanceof Short || object instanceof Integer
+ || object instanceof Long || object instanceof Boolean
+ || object instanceof Float || object instanceof Double
+ || object instanceof String) {
return object;
}
}
Package objectPackage = object.getClass().getPackage();
String objectPackageName = objectPackage != null
- ? objectPackage.getName()
- : "";
+ ? objectPackage.getName()
+ : "";
if (
- objectPackageName.startsWith("java.") ||
- objectPackageName.startsWith("javax.") ||
- object.getClass().getClassLoader() == null
- ) {
+ objectPackageName.startsWith("java.")
+ || objectPackageName.startsWith("javax.")
+ || object.getClass().getClassLoader() == null
+ ) {
return object.toString();
}
return new LOGJSONObject(object);
} catch (Exception exception) {
+ intlogger.trace("Exception: ", exception);
return null;
}
}
-
- /**
- * Write the contents of the JSONObject as JSON text to a writer.
- * For compactness, no whitespace is added.
- * <p>
- * Warning: This method assumes that the data structure is acyclical.
- *
- * @return The writer.
- * @throws JSONException
- */
- public Writer write(Writer writer) throws JSONException {
- return this.write(writer, 0, 0);
- }
-
-
@SuppressWarnings("unchecked")
- static final Writer writeValue(Writer writer, Object value,
- int indentFactor, int indent) throws JSONException, IOException {
- if (value == null || value.equals(null)) {
+ static Writer writeValue(Writer writer, Object value, int indentFactor, int indent) throws IOException {
+ if (value == null) {
writer.write("null");
} else if (value instanceof LOGJSONObject) {
((LOGJSONObject) value).write(writer, indentFactor, indent);
} else if (value instanceof Map) {
new LOGJSONObject((Map<String, Object>) value).write(writer, indentFactor, indent);
} else if (value instanceof Collection) {
- new JSONArray((Collection<Object>) value).write(writer, indentFactor,
- indent);
+ new JSONArray((Collection<Object>) value).write(writer, indentFactor, indent);
} else if (value.getClass().isArray()) {
new JSONArray(value).write(writer, indentFactor, indent);
} else if (value instanceof Number) {
} else if (value instanceof Boolean) {
writer.write(value.toString());
} else if (value instanceof JSONString) {
- Object o;
+ Object obj;
try {
- o = ((JSONString) value).toJSONString();
+ obj = ((JSONString) value).toJSONString();
} catch (Exception e) {
throw new JSONException(e);
}
- writer.write(o != null ? o.toString() : quote(value.toString()));
+ writer.write(obj != null ? obj.toString() : quote(value.toString()));
} else {
quote(value.toString(), writer);
}
return writer;
}
- static final void indent(Writer writer, int indent) throws IOException {
+ private static void indent(Writer writer, int indent) throws IOException {
for (int i = 0; i < indent; i += 1) {
writer.write(' ');
}
/**
* Write the contents of the JSONObject as JSON text to a writer. For
* compactness, no whitespace is added.
- * <p>
- * Warning: This method assumes that the data structure is acyclical.
+ *
+ * <p>* Warning: This method assumes that the data structure is acyclical.
*
* @return The writer.
- * @throws JSONException
+ * @throws JSONException JSON exception
*/
- Writer write(Writer writer, int indentFactor, int indent)
- throws JSONException {
+ Writer write(Writer writer, int indentFactor, int indent) {
try {
boolean commanate = false;
final int length = this.length();
} else if (length != 0) {
final int newindent = indent + indentFactor;
while (keys.hasNext()) {
- Object key = keys.next();
if (commanate) {
writer.write(',');
}
writer.write('\n');
}
indent(writer, newindent);
+ Object key = keys.next();
writer.write(quote(key.toString()));
writer.write(':');
if (indentFactor > 0) {
writer.write(' ');
}
writeValue(writer, this.map.get(key), indentFactor,
- newindent);
+ newindent);
commanate = true;
}
if (indentFactor > 0) {