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Merge pull request #56 from paulogaspar7/master
Jakarta JSON-P support.
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‎jmespath-jakarta-jsonp/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>jmespath-jakarta-jsonp</artifactId>
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<name>JMESPath Jakarta JSON-P</name>
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<description>A JMESPath implementation for Java</description>
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<parent>
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<groupId>io.burt</groupId>
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<artifactId>jmespath</artifactId>
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<version>0.4.1-SNAPSHOT</version>
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</parent>
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<dependencies>
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<dependency>
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<groupId>${project.groupId}</groupId>
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<artifactId>jmespath-core</artifactId>
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<version>${project.parent.version}</version>
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</dependency>
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<dependency>
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<groupId>${project.groupId}</groupId>
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<artifactId>jmespath-core</artifactId>
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<version>${project.parent.version}</version>
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<type>test-jar</type>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.glassfish</groupId>
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<artifactId>jakarta.json</artifactId>
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<version>${jakarta.jsonp.version}</version>
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</dependency>
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</dependencies>
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</project>

‎jmespath-jakarta-jsonp/src/main/java/io/burt/jmespath/jakarta/jsonp/JsonpRuntime.java

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package io.burt.jmespath.jakarta.jsonp;
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import java.io.StringReader;
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import java.util.AbstractList;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import io.burt.jmespath.BaseRuntime;
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import io.burt.jmespath.JmesPathType;
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import io.burt.jmespath.RuntimeConfiguration;
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import javax.json.Json;
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import javax.json.JsonArray;
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import javax.json.JsonArrayBuilder;
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import javax.json.JsonNumber;
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import javax.json.JsonObject;
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import javax.json.JsonObjectBuilder;
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import javax.json.JsonReaderFactory;
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import javax.json.JsonString;
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import javax.json.JsonValue;
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import javax.json.JsonValue.ValueType;
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import static javax.json.JsonValue.ValueType.ARRAY;
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import static javax.json.JsonValue.ValueType.NUMBER;
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import static javax.json.JsonValue.ValueType.OBJECT;
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import static javax.json.JsonValue.ValueType.STRING;
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public class JsonpRuntime extends BaseRuntime<JsonValue> {
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private final JsonReaderFactory jsonReaderFactory;
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public JsonpRuntime() {
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this(RuntimeConfiguration.defaultConfiguration());
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}
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public JsonpRuntime(RuntimeConfiguration configuration) {
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this(configuration, Json.createReaderFactory(null));
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}
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public JsonpRuntime(RuntimeConfiguration configuration, JsonReaderFactory jsonReaderFactory) {
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super(configuration);
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this.jsonReaderFactory = jsonReaderFactory;
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}
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@Override
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public JsonValue parseString(String string) {
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return jsonReaderFactory.createReader(new StringReader(string)).readValue();
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}
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private static class JsonArrayListWrapper extends AbstractList<JsonValue> {
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private final JsonArray array;
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JsonArrayListWrapper(JsonArray array) {
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this.array = array;
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}
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@Override
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public JsonValue get(int index) {
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return array.get(index);
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}
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@Override
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public int size() {
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return array.size();
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}
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}
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@Override
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public List<JsonValue> toList(JsonValue value) {
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ValueType valueType = value.getValueType();
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if (valueType == ARRAY) {
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return new JsonArrayListWrapper((JsonArray) value);
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} else if (valueType == OBJECT) {
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JsonObject obj = (JsonObject) value;
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if (!obj.isEmpty()) {
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List<JsonValue> elements = new ArrayList<>(obj.size());
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for (JsonValue v : obj.values()) {
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elements.add(nodeOrNullNode(v));
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}
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return elements;
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}
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}
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return Collections.emptyList();
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}
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@Override
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public String toString(JsonValue str) {
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if (str.getValueType() == STRING) {
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return ((JsonString) str).getString();
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} else {
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return str.toString();
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}
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}
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@Override
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public Number toNumber(JsonValue n) {
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return (n.getValueType() == NUMBER) ? ((JsonNumber) n).numberValue() : null;
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}
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@Override
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public boolean isTruthy(JsonValue value) {
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switch (value.getValueType()) {
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case FALSE:
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case NULL:
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return false;
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case NUMBER:
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case TRUE:
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return true;
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case ARRAY:
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return ((JsonArray) value).size() > 0;
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case OBJECT:
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return ((JsonObject) value).size() > 0;
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case STRING:
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return ((JsonString) value).getString().length() > 0;
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default:
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throw new IllegalStateException(String.format("Unknown node type encountered: %s", value.getValueType()));
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}
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}
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@Override
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public JmesPathType typeOf(JsonValue value) {
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switch (value.getValueType()) {
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case ARRAY:
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return JmesPathType.ARRAY;
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case OBJECT:
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return JmesPathType.OBJECT;
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case STRING:
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return JmesPathType.STRING;
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case FALSE:
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case TRUE:
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return JmesPathType.BOOLEAN;
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case NULL:
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return JmesPathType.NULL;
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case NUMBER:
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return JmesPathType.NUMBER;
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default:
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throw new IllegalStateException(String.format("Unknown node type encountered: %s", value.getValueType()));
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}
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}
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@Override
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public JsonValue getProperty(JsonValue value, JsonValue name) {
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if (value.getValueType() == OBJECT) {
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return nodeOrNullNode(((JsonObject) value).get(toString(name)));
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} else {
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return JsonValue.NULL;
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}
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}
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@Override
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public Collection<JsonValue> getPropertyNames(JsonValue value) {
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if (value.getValueType() == OBJECT) {
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Set<String> nameSet = ((JsonObject) value).keySet();
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List<JsonValue> names = new ArrayList<>(nameSet.size());
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for(String n : nameSet) {
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names.add(createString(n));
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}
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return names;
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} else {
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return Collections.emptyList();
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}
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}
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@Override
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public JsonValue createNull() {
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return nodeOrNullNode(null);
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}
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@Override
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public JsonValue createArray(Collection<JsonValue> elements) {
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JsonArrayBuilder builder = Json.createArrayBuilder();
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for(JsonValue element : elements) {
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builder.add(nodeOrNullNode(element));
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}
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return builder.build();
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}
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@Override
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public JsonValue createString(String str) {
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return nodeOrNullNode(Json.createValue(str));
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}
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@Override
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public JsonValue createBoolean(boolean b) {
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return b ? JsonValue.TRUE : JsonValue.FALSE;
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}
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@Override
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public JsonValue createObject(Map<JsonValue, JsonValue> obj) {
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JsonObjectBuilder builder = Json.createObjectBuilder();
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for (Map.Entry<JsonValue, JsonValue> entry : obj.entrySet()) {
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String key = toString(entry.getKey());
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if (key != null) {
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builder.add(key, nodeOrNullNode(entry.getValue()));
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}
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}
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return builder.build();
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}
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@Override
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public JsonValue createNumber(double n) {
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return Json.createValue(n);
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}
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@Override
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public JsonValue createNumber(long n) {
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return Json.createValue(n);
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}
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private JsonValue nodeOrNullNode(JsonValue node) {
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if (node == null) {
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return JsonValue.NULL;
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} else {
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return node;
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}
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}
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}

‎jmespath-jakarta-jsonp/src/test/java/io/burt/jmespath/jakarta/jsonp/JsonpComplianceTest.java

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package io.burt.jmespath.jakarta.jsonp;
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import io.burt.jmespath.JmesPathComplianceTest;
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import io.burt.jmespath.Adapter;
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import javax.json.JsonValue;
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public class JsonpComplianceTest extends JmesPathComplianceTest<JsonValue> {
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private Adapter<JsonValue> runtime = new JsonpRuntime();
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@Override
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protected Adapter<JsonValue> runtime() { return runtime; }
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}

‎jmespath-jakarta-jsonp/src/test/java/io/burt/jmespath/jakarta/jsonp/JsonpTest.java

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package io.burt.jmespath.jakarta.jsonp;
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import io.burt.jmespath.Adapter;
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import io.burt.jmespath.JmesPathRuntimeTest;
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import io.burt.jmespath.RuntimeConfiguration;
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import javax.json.JsonValue;
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public class JsonpTest extends JmesPathRuntimeTest<JsonValue> {
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@Override
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protected Adapter<JsonValue> createRuntime(RuntimeConfiguration configuration) { return new JsonpRuntime(configuration); }
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}

‎pom.xml

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<junit.version>4.12</junit.version>
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<hamcrest.version>1.3</hamcrest.version>
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<jackson.version>2.9.9</jackson.version>
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<jakarta.jsonp.version>1.1.6</jakarta.jsonp.version>
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<gson.version>2.8.5</gson.version>
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<antlr.version>4.7.2</antlr.version>
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<vertx.version>3.7.1</vertx.version>
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<modules>
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<module>jmespath-core</module>
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<module>jmespath-jackson</module>
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<module>jmespath-jakarta-jsonp</module>
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<module>jmespath-gson</module>
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<module>jmespath-vertx</module>
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</modules>

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