--- /dev/null
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * Modifications Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.base;
+
+import javax.persistence.Column;
+import javax.persistence.Embeddable;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NonNull;
+import org.onap.policy.common.utils.validation.Assertions;
+
+/**
+ * A key that is used to search for other concept keys. The name field may contain a
+ * trailing ".*", to indicate wild-card matching.
+ */
+@Embeddable
+@Getter
+@EqualsAndHashCode(callSuper = false)
+public class PfSearchableKey extends PfKeyImpl {
+ private static final long serialVersionUID = 8932717618579392561L;
+
+ /** Regular expression to specify the structure of key names. */
+ public static final String WILDCARD_NAME_REGEXP = "^[A-Za-z0-9\\-_\\.]+(?:\\.\\*)?$";
+
+ @Column(name = NAME_TOKEN, length = 120)
+ private String name;
+
+ @Column(name = VERSION_TOKEN, length = 20)
+ private String version;
+
+ /**
+ * The default constructor creates a null key.
+ */
+ public PfSearchableKey() {
+ this(NULL_KEY_NAME, NULL_KEY_VERSION);
+ }
+
+ /**
+ * Copy constructor.
+ *
+ * @param copyKey the key to copy from
+ */
+ public PfSearchableKey(final PfSearchableKey copyKey) {
+ super(copyKey);
+ }
+
+ /**
+ * Constructor to create a key with the specified name and version.
+ *
+ * @param name the key name
+ * @param version the key version
+ */
+ public PfSearchableKey(final String name, final String version) {
+ super(name, version);
+ }
+
+ /**
+ * Constructor to create a key using the key and version from the specified key ID.
+ *
+ * @param id the key ID in a format that respects the KEY_ID_REGEXP
+ */
+ public PfSearchableKey(final String id) {
+ super(id);
+ }
+
+ public void setName(@NonNull final String name) {
+ this.name = Assertions.validateStringParameter(NAME_TOKEN, name, getNameRegEx());
+ }
+
+ public void setVersion(@NonNull final String version) {
+ this.version = Assertions.validateStringParameter(VERSION_TOKEN, version, getVersionRegEx());
+ }
+
+ /**
+ * Get a null key.
+ *
+ * @return a null key
+ */
+ public static final PfSearchableKey getNullKey() {
+ return new PfSearchableKey(PfKey.NULL_KEY_NAME, PfKey.NULL_KEY_VERSION);
+ }
+
+ @Override
+ protected String getNameRegEx() {
+ return WILDCARD_NAME_REGEXP;
+ }
+
+ @Override
+ public String toString() {
+ return "PfSearchableKey(name=" + getName() + ", version=" + getVersion() + ")";
+ }
+}