* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
- *
+ *
* http://www.apache.org/licenses/LICENSE-2.0
- *
+ *
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
public class OutJson extends Out {
- @Override
- public<IN,S> void extract(IN in, Writer writer, Parse<IN, S> prs, boolean ... options) throws IOException, ParseException {
- Parsed<S> p = prs.newParsed();
- IndentPrintWriter ipw;
- if(options.length>0 && options[0]) { // is Pretty
- ipw = writer instanceof IndentPrintWriter?(IndentPrintWriter)writer:new IndentPrintWriter(writer);
- writer = ipw;
- } else {
- ipw = null;
- }
-
- // If it's a fragment, print first Object Name. If root Object, skip first name
- Stack<LevelStack> jsonLevel = new Stack<LevelStack>();
- jsonLevel.push(new LevelStack(options.length>1 && options[1]));
- boolean print = true, hadData=false;
- char afterName=0, beforeName=0, maybe = 0, prev=0;
-
- int count = 0;
- while((p = prs.parse(in,p.reuse())).valid()) {
- ++count;
- switch(p.event) {
- case 1:
- continue;
- case 2:
- if(count==2) { // it's empty, write open/close on it's own
- writer.append('{');
- writer.append('}');
- }
- writer.flush();
- return;
- case '{':
- afterName = '{';
- if(jsonLevel.peek().printObjectName) {
- print = true;
- } else { // don't print names on first
- print=false;
- }
- maybe=jsonLevel.peek().listItem();
- jsonLevel.push(new LevelStack(true));
- break;
- case '}':
- if(p.hasData()) { // if we have data, we print that, so may need to prepend a comma.
- maybe = jsonLevel.peek().listItem();
- } else { // No data means just print,
- p.name = ""; // XML tags come through with names, but no data
- }
- print = true;
- jsonLevel.pop();
- afterName = p.event;
- break;
- case '[':
- afterName = p.event;
- if((prev==',' && !hadData) || prev==']')maybe=',';
- else maybe = jsonLevel.peek().listItem();
-
- jsonLevel.push(new LevelStack(false));
- print=true;
- break;
- case ']':
- afterName = p.event;
- if(p.hasData()) {
- if(prev==',' && !hadData)maybe=',';
- else maybe = jsonLevel.peek().listItem();
- } else {
- p.name = ""; // XML tags come through with names, but no data
- }
- jsonLevel.pop();
-
- print = true;
- break;
- case 3:
- case ',':
- if(!p.hasData()) {
- p.isString=false;
- print=false;
- } else {
- maybe=jsonLevel.peek().listItem();
- print = true;
- }
- break;
- default:
- print = true;
- }
-
- if(maybe!=0) {
- if(ipw==null)writer.append(maybe);
- else ipw.println(maybe);
- maybe = 0;
- }
-
- if(beforeName!=0) {
- if(ipw==null)writer.append(beforeName);
- else ipw.println(beforeName);
- beforeName = 0;
- }
- if(print) {
- if(p.hasName()) {
- writer.append('"');
- if(p.event==3)writer.append("__");
- writer.append(p.name);
- writer.append("\":");
- }
- if(p.hasData()) {
- if(p.isString) {
- writer.append('"');
- escapedWrite(writer, p.sb);
- writer.append('"');
- } else if(p.sb.length()>0) {
- writer.append(p.sb);
- }
- }
- }
- if(afterName!=0) {
- if(ipw==null)writer.append(afterName);
- else {
- switch(afterName) {
- case '{':
- ipw.println(afterName);
- ipw.inc();
- break;
- case '}':
- ipw.dec();
- ipw.println();
- ipw.print(afterName);
- break;
- case ']':
- if(prev=='}' || prev==',')ipw.println();
- ipw.dec();
- ipw.print(afterName);
- break;
-
- case ',':
- ipw.println(afterName);
- break;
- default:
- ipw.print(afterName);
- }
- }
- afterName = 0;
- }
-
- if(ipw!=null) {
- switch(p.event) {
- case '[':
- ipw.inc();
- ipw.println();
- break;
- }
- }
- prev = p.event;
- hadData = p.hasData();
-
- }
- writer.flush();
- }
-
- private void escapedWrite(Writer writer, StringBuilder sb) throws IOException {
- char c;
- for(int i=0;i<sb.length();++i) {
- switch(c=sb.charAt(i)) {
- case '\\':
- writer.append(c);
- if(i<sb.length()) {
- c=sb.charAt(++i);
- writer.append(c);
- }
- break;
- case '"':
- writer.append('\\');
- // Passthrough on purpose
- default:
- writer.append(c);
- }
- }
-
-
- }
-
- @Override
- public String logName() {
- return "Rosetta JSON";
- }
-
- private static class LevelStack {
- public boolean printObjectName=false;
- private boolean first_n_List=true;
-
- public LevelStack(boolean printObjectName) {
- this.printObjectName = printObjectName;
- }
-
- public char listItem() {
- if(first_n_List) {
- first_n_List=false;
- return 0;
- } else {
- return ',';
- }
- }
- }
+ @Override
+ public<IN,S> void extract(IN in, Writer writer, Parse<IN, S> prs, boolean ... options) throws IOException, ParseException {
+ Parsed<S> p = prs.newParsed();
+ IndentPrintWriter ipw;
+ if (options.length>0 && options[0]) { // is Pretty
+ ipw = writer instanceof IndentPrintWriter?(IndentPrintWriter)writer:new IndentPrintWriter(writer);
+ writer = ipw;
+ } else {
+ ipw = null;
+ }
+
+ // If it's a fragment, print first Object Name. If root Object, skip first name
+ Stack<LevelStack> jsonLevel = new Stack<LevelStack>();
+ jsonLevel.push(new LevelStack(options.length>1 && options[1]));
+ boolean print = true, hadData=false;
+ char afterName=0, beforeName=0, maybe = 0, prev=0;
+
+ int count = 0;
+ while ((p = prs.parse(in,p.reuse())).valid()) {
+ ++count;
+ switch(p.event) {
+ case 1:
+ continue;
+ case 2:
+ if (count==2) { // it's empty, write open/close on it's own
+ writer.append('{');
+ writer.append('}');
+ }
+ writer.flush();
+ return;
+ case '{':
+ afterName = '{';
+ if (jsonLevel.peek().printObjectName) {
+ print = true;
+ } else { // don't print names on first
+ print=false;
+ }
+ maybe=jsonLevel.peek().listItem();
+ jsonLevel.push(new LevelStack(true));
+ break;
+ case '}':
+ if (p.hasData()) { // if we have data, we print that, so may need to prepend a comma.
+ maybe = jsonLevel.peek().listItem();
+ } else { // No data means just print,
+ p.name = ""; // XML tags come through with names, but no data
+ }
+ print = true;
+ jsonLevel.pop();
+ afterName = p.event;
+ break;
+ case '[':
+ afterName = p.event;
+ if ((prev==',' && !hadData) || prev==']')maybe=',';
+ else maybe = jsonLevel.peek().listItem();
+
+ jsonLevel.push(new LevelStack(false));
+ print=true;
+ break;
+ case ']':
+ afterName = p.event;
+ if (p.hasData()) {
+ if (prev==',' && !hadData)maybe=',';
+ else maybe = jsonLevel.peek().listItem();
+ } else {
+ p.name = ""; // XML tags come through with names, but no data
+ }
+ jsonLevel.pop();
+
+ print = true;
+ break;
+ case 3:
+ case ',':
+ if (!p.hasData()) {
+ p.isString=false;
+ print=false;
+ } else {
+ maybe=jsonLevel.peek().listItem();
+ print = true;
+ }
+ break;
+ default:
+ print = true;
+ }
+
+ if (maybe!=0) {
+ if (ipw==null)writer.append(maybe);
+ else ipw.println(maybe);
+ maybe = 0;
+ }
+
+ // commented out unreachable code (as it is, beforeName is never
+ // assigned any value except 0
+ //if (beforeName!=0) {
+ // if (ipw==null)writer.append(beforeName);
+ // else ipw.println(beforeName);
+ // beforeName = 0;
+ //}
+ if (print) {
+ if (p.hasName()) {
+ writer.append('"');
+ if (p.event==3)writer.append("__");
+ writer.append(p.name);
+ writer.append("\":");
+ }
+ if (p.hasData()) {
+ if (p.isString) {
+ writer.append('"');
+ escapedWrite(writer, p.sb);
+ writer.append('"');
+ } else if (p.sb.length()>0) {
+ writer.append(p.sb);
+ }
+ }
+ }
+ if (afterName!=0) {
+ if (ipw==null)writer.append(afterName);
+ else {
+ switch(afterName) {
+ case '{':
+ ipw.println(afterName);
+ ipw.inc();
+ break;
+ case '}':
+ ipw.dec();
+ ipw.println();
+ ipw.print(afterName);
+ break;
+ case ']':
+ if (prev=='}' || prev==',')ipw.println();
+ ipw.dec();
+ ipw.print(afterName);
+ break;
+
+ case ',':
+ ipw.println(afterName);
+ break;
+ default:
+ ipw.print(afterName);
+ }
+ }
+ afterName = 0;
+ }
+
+ if (ipw!=null) {
+ switch(p.event) {
+ case '[':
+ ipw.inc();
+ ipw.println();
+ break;
+ }
+ }
+ prev = p.event;
+ hadData = p.hasData();
+
+ }
+ writer.flush();
+ }
+
+ private void escapedWrite(Writer writer, StringBuilder sb) throws IOException {
+ char c;
+ for (int i=0;i<sb.length();++i) {
+ switch(c=sb.charAt(i)) {
+ case '\\':
+ writer.append(c);
+ if (i<sb.length()) {
+ c=sb.charAt(++i);
+ writer.append(c);
+ }
+ break;
+ case '"':
+ writer.append('\\');
+ // Passthrough on purpose
+ default:
+ writer.append(c);
+ }
+ }
+
+
+ }
+
+ @Override
+ public String logName() {
+ return "Rosetta JSON";
+ }
+
+ private static class LevelStack {
+ public boolean printObjectName=false;
+ private boolean first_n_List=true;
+
+ public LevelStack(boolean printObjectName) {
+ this.printObjectName = printObjectName;
+ }
+
+ public char listItem() {
+ if (first_n_List) {
+ first_n_List=false;
+ return 0;
+ } else {
+ return ',';
+ }
+ }
+ }
}
Code Review / aaf / authz.git / blobdiff