/* | |
* Copyright (C) 2009 Google Inc. | |
* | |
* 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. | |
*/ | |
package com.google.gson; | |
import java.io.Reader; | |
import java.io.StringReader; | |
/** | |
* A parser to parse Json into a parse tree of {@link JsonElement}s | |
* | |
* @author Inderjeet Singh | |
* @author Joel Leitch | |
* @since 1.3 | |
*/ | |
public final class JsonParser { | |
/** | |
* Parses the specified JSON string into a parse tree | |
* | |
* @param json JSON text | |
* @return a parse tree of {@link JsonElement}s corresponding to the specified JSON | |
* @throws JsonParseException if the specified text is not valid JSON | |
* @since 1.3 | |
*/ | |
public JsonElement parse(String json) throws JsonParseException { | |
return parse(new StringReader(json)); | |
} | |
/** | |
* Parses the specified JSON string into a parse tree | |
* | |
* @param json JSON text | |
* @return a parse tree of {@link JsonElement}s corresponding to the specified JSON | |
* @throws JsonParseException if the specified text is not valid JSON | |
* @since 1.3 | |
*/ | |
public JsonElement parse(Reader json) throws JsonParseException { | |
try { | |
JsonParserImpl parser = new JsonParserImpl(json); | |
return parser.parse(); | |
} catch (TokenMgrError e) { | |
throw new JsonParseException("Failed parsing JSON source: " + json + " to Json", e); | |
} catch (ParseException e) { | |
throw new JsonParseException("Failed parsing JSON source: " + json + " to Json", e); | |
} catch (StackOverflowError e) { | |
throw new JsonParseException("Failed parsing JSON source: " + json + " to Json", e); | |
} catch (OutOfMemoryError e) { | |
throw new JsonParseException("Failed parsing JSON source: " + json + " to Json", e); | |
} | |
} | |
} |