Java JsonGenerator.close方法代码示例

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
/**
    * Returns a name and a value after the OK
    * @return just OK
    */
   public static String build(String name, String value) {

if (name == null) {
    throw new NullPointerException("name is null");
}
if (value == null) {
    throw new NullPointerException("value is null");
}

JsonGeneratorFactory jf = JsonUtil.getJsonGeneratorFactory(JsonUtil.DEFAULT_PRETTY_PRINTING);

StringWriter sw = new StringWriter();
JsonGenerator gen = jf.createGenerator(sw);

gen.writeStartObject()
.write("status", "OK")	  
.write(name, value)
.writeEnd();
gen.close();

return sw.toString();
   }
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
/**
    * Builds a security error message in JSON format for Statements
    * @param sqlOrder
    * @param errorMessage
    * @param doPrettyPrinting
    * @return
    */
   public static String statementNotAllowedBuild(String sqlOrder, String errorMessage, boolean doPrettyPrinting) {

try {
    JsonGeneratorFactory jf = JsonUtil
    	.getJsonGeneratorFactory(doPrettyPrinting);

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    
    JsonGenerator gen = jf.createGenerator(out);
    gen.writeStartObject();
    gen.write(Tag.PRODUCT_SECURITY, errorMessage);
    gen.write("SQL order", sqlOrder);
    gen.writeEnd();
    gen.close();
    return out.toString("UTF-8");
} catch (Exception e) {
    String returnString = Tag.PRODUCT_SECURITY + " " + errorMessage
	    + " " + sqlOrder;
    return returnString;
}

   }
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
void testFile (String f1, String f2) throws IOException
{
	File file1 = new File (f1.replace ('/', File.separatorChar));
	File file2 = new File (f2.replace ('/', File.separatorChar));

	StringWriter out1 = new StringWriter ();
	BsonParser p1 = new BsonParser (new FileInputStream (file1));
	p1.setRootAsArray (true);
	Assert.assertEquals (true, p1.isRootAsArray ());
	TextJsonGenerator g1 = new TextJsonGenerator (out1);
	Utils.convert (p1, g1);
	p1.close ();
	g1.close ();

	StringWriter out2 = new StringWriter ();
	JsonProvider provider = new org.glassfish.json.JsonProviderImpl ();
	JsonParser p2 = provider.createParser (new FileInputStream (file2));
	JsonGenerator g2 = new TextJsonGenerator (out2);
	Utils.convert (p2, g2);
	p2.close ();
	g2.close ();

	Assert.assertEquals (out1.toString (), out2.toString ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
void testReader (String fileName, HashMap<String, Object> config) throws IOException
{
	File file = new File (fileName.replace ('/', File.separatorChar));

	JsonProvider provider1 = new CookJsonProvider ();

	JsonParserFactory f1 = provider1.createParserFactory (config);

	StringWriter out1 = new StringWriter ();
	JsonParser p1 = f1.createParser (new InputStreamReader (new FileInputStream (file), BOM.utf8));
	JsonGenerator g1 = new TextJsonGenerator (out1);
	Utils.convert (p1, g1);
	p1.close ();
	g1.close ();

	StringWriter out2 = new StringWriter ();
	JsonProvider provider2 = new org.glassfish.json.JsonProviderImpl ();
	JsonParserFactory f2 = provider2.createParserFactory (config);
	JsonParser p2 = f2.createParser (new InputStreamReader (new FileInputStream (file), BOM.utf8));
	JsonGenerator g2 = new TextJsonGenerator (out2);
	Utils.convert (p2, g2);
	p2.close ();
	g2.close ();

	Assert.assertEquals (out1.toString (), out2.toString ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
void testFile (String f, int buffType) throws IOException
{
	File file = new File (f.replace ('/', File.separatorChar));

	StringWriter out1 = new StringWriter ();
	TextJsonParser p1 = getJsonParser (file, buffType);
	TextJsonGenerator g1 = new TextJsonGenerator (out1);
	Utils.convert (p1, g1);
	p1.close ();
	g1.close ();

	StringWriter out2 = new StringWriter ();
	JsonProvider provider = new org.glassfish.json.JsonProviderImpl ();
	JsonParser p2 = provider.createParser (new FileInputStream (file));
	JsonGenerator g2 = new TextJsonGenerator (out2);
	Utils.convert (p2, g2);
	p2.close ();
	g2.close ();

	Assert.assertEquals (out2.toString (), out1.toString ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
/**
 * Marshals given object to provided Writer or OutputStream.
 *
 * @param object object to marshall
 * @param jsonGenerator generator to use
 */
public void marshall(Object object, JsonGenerator jsonGenerator) {
    try {
        final ContainerModel model = new ContainerModel(runtimeType != null ? runtimeType : object.getClass(), null);
        serializeRoot(object, jsonGenerator, model);
    } catch (JsonbException e) {
        logger.severe(e.getMessage());
        throw e;
    } finally {
        try {
            jsonGenerator.close();
        } catch (JsonGenerationException jge) {
            logger.severe(jge.getMessage());
        }
    }
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
void testFile (String f1, String f2, boolean smallBuf) throws IOException
{
	File file1 = new File (f1.replace ('/', File.separatorChar));
	File file2 = new File (f2.replace ('/', File.separatorChar));

	StringWriter out1 = new StringWriter ();
	JsonParser p1 = getJsonParser (file1, smallBuf);
	JsonGenerator g1 = new TextJsonGenerator (out1);
	Utils.convert (p1, g1);
	p1.close ();
	g1.close ();

	StringWriter out2 = new StringWriter ();
	JsonProvider provider = new org.glassfish.json.JsonProviderImpl ();
	JsonParser p2 = provider.createParser (new FileInputStream (file2));
	JsonGenerator g2 = new TextJsonGenerator (out2);
	Utils.convert (p2, g2);
	p2.close ();
	g2.close ();

	Assert.assertEquals (out1.toString (), out2.toString ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
private void testFile (Charset charset) throws IOException
{
	File file = new File ("../tests/data/types.json".replace ('/', File.separatorChar));

	CookJsonProvider provider = new CookJsonProvider ();
	ByteArrayOutputStream bos = new ByteArrayOutputStream ();
	JsonParser p = TextJsonConfigHandler.getJsonParser (new FileInputStream (file));
	JsonGenerator g = provider.createGeneratorFactory (new HashMap<String, Object> ()).createGenerator (bos, charset);
	Utils.convert (p, g);
	p.close ();
	g.close ();

	StringWriter sw = new StringWriter ();
	p = provider.createParser (new ByteArrayInputStream (bos.toByteArray ()));
	g = provider.createGenerator (sw);
	Utils.convert (p, g);
	p.close ();
	g.close ();

	Assert.assertEquals (Utils.getString (file), sw.toString ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
@Test
public void testJsonValueJson () throws IOException
{
	File file1 = new File ("../tests/data/binary.bson".replace ('/', File.separatorChar));
	File file2 = new File ("../tests/data/binary.json".replace ('/', File.separatorChar));

	CookJsonProvider provider = new CookJsonProvider ();
	HashMap<String, Object> bsonConfig = new HashMap<String, Object> ();
	bsonConfig.put (CookJsonProvider.FORMAT, CookJsonProvider.FORMAT_BSON);
	bsonConfig.put (CookJsonProvider.ROOT_AS_ARRAY, Boolean.TRUE);

	HashMap<String, Object> jsonConfig = new HashMap<String, Object> ();

	File jsonFile = testFolder.newFile ();
	CookJsonParser p = (CookJsonParser) provider.createParserFactory (bsonConfig).createParser (new FileInputStream (file1));
	p.next ();
	JsonValue value = p.getValue ();
	JsonGenerator g = provider.createGeneratorFactory (jsonConfig).createGenerator (new FileOutputStream (jsonFile));
	g.write (value);
	p.close ();
	g.close ();

	FileAssert.assertBinaryEquals (file2, jsonFile);
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
void testFile (String f) throws IOException
{
	File file = new File (f.replace ('/', File.separatorChar));

	StringWriter out1 = new StringWriter ();
	CookJsonParser p1 = TextJsonConfigHandler.getJsonParser (new FileInputStream (file));
	p1.next ();
	JsonValue v = p1.getValue ();
	TextJsonGenerator g1 = new TextJsonGenerator (out1);
	g1.write (v);
	p1.close ();
	g1.close ();

	StringWriter out2 = new StringWriter ();
	CookJsonParser p2 = TextJsonConfigHandler.getJsonParser (new FileInputStream (file));
	JsonGenerator g2 = new TextJsonGenerator (out2);
	Utils.convert (p2, g2);
	p2.close ();
	g2.close ();

	// because JsonObject ordering is based on hash, we cannot directly
	// compare the output.  Instead, we compare the length.
	Assert.assertEquals (out1.toString ().length (), out2.toString ().length ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
@Test
public void testJsonValue () throws IOException
{
	File file1 = new File ("../tests/data/complex1.json".replace ('/', File.separatorChar));

	// first convert from Json to Bson using stream API
	File bsonFile = testFolder.newFile ();
	CookJsonParser p = TextJsonConfigHandler.getJsonParser (new FileInputStream (file1));
	JsonGenerator g = new BsonGenerator (new FileOutputStream (bsonFile));
	Utils.convert (p, g);
	p.close ();
	g.close ();

	// convert from Json to Bson using tree api
	File bsonFile2 = testFolder.newFile ();
	p = TextJsonConfigHandler.getJsonParser (new FileInputStream (file1));
	p.next ();
	JsonValue value = p.getValue ();
	p.close ();
	g = new BsonGenerator (new FileOutputStream (bsonFile2));
	g.write (value);
	g.close ();

	// due to object ordering, we can only compare the length.
	Assert.assertEquals (bsonFile.length (), bsonFile2.length ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
@Test
public void testBson () throws IOException
{
	File file1 = new File ("../tests/data/binary.bson".replace ('/', File.separatorChar));

	CookJsonProvider provider = new CookJsonProvider ();
	HashMap<String, Object> bsonConfig = new HashMap<String, Object> ();
	bsonConfig.put (CookJsonProvider.FORMAT, CookJsonProvider.FORMAT_BSON);
	bsonConfig.put (CookJsonProvider.ROOT_AS_ARRAY, Boolean.TRUE);

	// first convert from Json to Bson using stream API
	File bsonFile = testFolder.newFile ();
	JsonParser p = provider.createParserFactory (bsonConfig).createParser (new FileInputStream (file1));
	JsonGenerator g = provider.createGeneratorFactory (bsonConfig).createGenerator (new FileOutputStream (bsonFile));
	Utils.convert (p, g);
	p.close ();
	g.close ();

	BsonFixLength.fix (bsonFile);
	FileAssert.assertBinaryEquals (file1, bsonFile);
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
@Test
public void testJson () throws IOException
{
	File file1 = new File ("../tests/data/binary.bson".replace ('/', File.separatorChar));
	File file2 = new File ("../tests/data/binary.json".replace ('/', File.separatorChar));

	CookJsonProvider provider = new CookJsonProvider ();
	HashMap<String, Object> bsonConfig = new HashMap<String, Object> ();
	bsonConfig.put (CookJsonProvider.FORMAT, CookJsonProvider.FORMAT_BSON);
	bsonConfig.put (CookJsonProvider.ROOT_AS_ARRAY, Boolean.TRUE);

	HashMap<String, Object> jsonConfig = new HashMap<String, Object> ();

	File jsonFile = testFolder.newFile ();
	JsonParser p = provider.createParserFactory (bsonConfig).createParser (new FileInputStream (file1));
	JsonGenerator g = provider.createGeneratorFactory (jsonConfig).createGenerator (new FileOutputStream (jsonFile));
	Utils.convert (p, g);
	p.close ();
	g.close ();

	FileAssert.assertBinaryEquals (file2, jsonFile);
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
void testFile (String f, int buffType) throws IOException
{
	File file = new File (f.replace ('/', File.separatorChar));

	StringWriter out1 = new StringWriter ();
	UTF8TextJsonParser p1 = getJsonParser (file, buffType);
	TextJsonGenerator g1 = new TextJsonGenerator (out1);
	Utils.convert (p1, g1);
	p1.close ();
	g1.close ();

	StringWriter out2 = new StringWriter ();
	JsonProvider provider = new org.glassfish.json.JsonProviderImpl ();
	JsonParser p2 = provider.createParser (new FileInputStream (file));
	JsonGenerator g2 = new TextJsonGenerator (out2);
	Utils.convert (p2, g2);
	p2.close ();
	g2.close ();

	Assert.assertEquals (out2.toString (), out1.toString ());
}
 

import javax.json.stream.JsonGenerator; //导入方法依赖的package包/类
/**
    * @param args
    * @throws IOException 
    */
   public static void main(String[] args) throws IOException {
StringWriter writer = new StringWriter();

JsonGeneratorFactory jf = JsonUtil.getJsonGeneratorFactory(true);
JsonGenerator gen = jf.createGenerator(writer);

gen.writeStartObject()
   .write("firstName", "Duke")
   .write("lastName", "Java")
   .write("age", 18)
   .write("streetAddress", "100 Internet Dr")
   .write("city", "JavaTown")
   .write("state", "JA")
   .write("postalCode", "12345")
   
   .writeStartArray("phoneNumbers")
      .writeStartObject()
         .write("type", "mobile")
         .write("number", "111-111-1111")
      .writeEnd()
      .writeStartObject()
         .write("type", "home")
         .write("number", "222-222-2222")
      .writeEnd()
   .writeEnd()
   
.writeEnd();
gen.close();

System.out.println(writer.toString());

   }