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package org.glassfish.json;
import org.glassfish.json.api.BufferPool;
import javax.json.*;
import javax.json.stream.JsonGenerator;
import javax.json.stream.JsonGeneratorFactory;
import javax.json.stream.JsonParser;
import javax.json.stream.JsonParserFactory;
import javax.json.spi.JsonProvider;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
/**
* @author Jitendra Kotamraju
*/
public class JsonProviderImpl extends JsonProvider {
private final BufferPool bufferPool = new BufferPoolImpl();
@Override
public JsonGenerator createGenerator(Writer writer) {
return new JsonGeneratorImpl(writer, bufferPool);
}
@Override
public JsonGenerator createGenerator(OutputStream out) {
return new JsonGeneratorImpl(out, bufferPool);
}
@Override
public JsonParser createParser(Reader reader) {
return new JsonParserImpl(reader, bufferPool);
}
@Override
public JsonParser createParser(InputStream in) {
return new JsonParserImpl(in, bufferPool);
}
@Override
public JsonParserFactory createParserFactory(Map<String, ?> config) {
BufferPool pool = null;
if (config != null && config.containsKey(BufferPool.class.getName())) {
pool = (BufferPool)config.get(BufferPool.class.getName());
}
if (pool == null) {
pool = bufferPool;
}
return new JsonParserFactoryImpl(pool);
}
@Override
public JsonGeneratorFactory createGeneratorFactory(Map<String, ?> config) {
Map<String, Object> providerConfig;
boolean prettyPrinting;
BufferPool pool;
if (config == null) {
providerConfig = Collections.emptyMap();
prettyPrinting = false;
pool = bufferPool;
} else {
providerConfig = new HashMap<String, Object>();
if (prettyPrinting=JsonProviderImpl.isPrettyPrintingEnabled(config)) {
providerConfig.put(JsonGenerator.PRETTY_PRINTING, true);
}
pool = (BufferPool)config.get(BufferPool.class.getName());
if (pool != null) {
providerConfig.put(BufferPool.class.getName(), pool);
} else {
pool = bufferPool;
}
providerConfig = Collections.unmodifiableMap(providerConfig);
}
return new JsonGeneratorFactoryImpl(providerConfig, prettyPrinting, pool);
}
@Override
public JsonReader createReader(Reader reader) {
return new JsonReaderImpl(reader, bufferPool);
}
@Override
public JsonReader createReader(InputStream in) {
return new JsonReaderImpl(in, bufferPool);
}
@Override
public JsonWriter createWriter(Writer writer) {
return new JsonWriterImpl(writer, bufferPool);
}
@Override
public JsonWriter createWriter(OutputStream out) {
return new JsonWriterImpl(out, bufferPool);
}
@Override
public JsonWriterFactory createWriterFactory(Map<String, ?> config) {
Map<String, Object> providerConfig;
boolean prettyPrinting;
BufferPool pool;
if (config == null) {
providerConfig = Collections.emptyMap();
prettyPrinting = false;
pool = bufferPool;
} else {
providerConfig = new HashMap<String, Object>();
if (prettyPrinting=JsonProviderImpl.isPrettyPrintingEnabled(config)) {
providerConfig.put(JsonGenerator.PRETTY_PRINTING, true);
}
pool = (BufferPool)config.get(BufferPool.class.getName());
if (pool != null) {
providerConfig.put(BufferPool.class.getName(), pool);
} else {
pool = bufferPool;
}
providerConfig = Collections.unmodifiableMap(providerConfig);
}
return new JsonWriterFactoryImpl(providerConfig, prettyPrinting, pool);
}
@Override
public JsonReaderFactory createReaderFactory(Map<String, ?> config) {
BufferPool pool = null;
if (config != null && config.containsKey(BufferPool.class.getName())) {
pool = (BufferPool)config.get(BufferPool.class.getName());
}
if (pool == null) {
pool = bufferPool;
}
return new JsonReaderFactoryImpl(pool);
}
@Override
public JsonObjectBuilder createObjectBuilder() {
return new JsonObjectBuilderImpl(bufferPool);
}
@Override
public JsonArrayBuilder createArrayBuilder() {
return new JsonArrayBuilderImpl(bufferPool);
}
@Override
public JsonBuilderFactory createBuilderFactory(Map<String,?> config) {
BufferPool pool = null ;
if (config != null && config.containsKey(BufferPool.class.getName())) {
pool = (BufferPool)config.get(BufferPool.class.getName());
}
if (pool == null) {
pool = bufferPool;
}
return new JsonBuilderFactoryImpl(pool);
}
static boolean isPrettyPrintingEnabled(Map<String, ?> config) {
return config.containsKey(JsonGenerator.PRETTY_PRINTING);
}
}