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Added a JsonWriter to write Json Binary data as JsonText.

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commit 43d4c5e174bdc905f727145a08a1576982442adc 1 parent 83e35a7
@bbansal bbansal authored
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2  src/java/voldemort/serialization/json/JsonTypeSerializer.java
@@ -282,6 +282,8 @@ else if(c == Short.class)
return ((Short) o).floatValue();
else if(c == Integer.class)
return ((Integer) o).floatValue();
+ else if(c == Double.class)
+ return ((Double) o).floatValue();
else
throw new SerializationException("Object of type " + c.getName()
+ " cannot be coerced to type " + JsonTypes.FLOAT32
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83 src/java/voldemort/serialization/json/JsonWriter.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2008-2009 LinkedIn, 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 voldemort.serialization.json;
+
+import java.io.IOException;
+import java.io.Writer;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Writes JSON Objects as String recognized by {@link JsonReader}
+ *
+ * @author bbansal
+ *
+ */
+public class JsonWriter {
+
+ private final Writer writer;
+
+ public JsonWriter(Writer writer) {
+ this.writer = writer;
+ }
+
+ public void write(Object o) throws IOException {
+
+ if(o instanceof Map) {
+ writeMap((Map<String, Object>) o);
+ } else if(o instanceof List) {
+ writeList((List<Object>) o);
+ } else if(o instanceof String) {
+ writer.write((String) o);
+ } else {
+ writer.write(o.toString());
+ }
+ }
+
+ public void writeMap(Map<String, Object> values) throws IOException {
+ writer.write('{');
+ Set<Map.Entry<String, Object>> entrySet = values.entrySet();
+ int index = 0;
+ for(Map.Entry<String, Object> entry: entrySet) {
+ writer.write(entry.getKey());
+ writer.write(':');
+
+ // write Object
+ write(entry.getValue());
+
+ if(++index < entrySet.size()) {
+ writer.write(", ");
+ }
+ }
+ writer.write('}');
+ }
+
+ public void writeList(List<Object> list) throws IOException {
+ writer.write('[');
+ int index = 0;
+ for(Object entry: list) {
+ write(entry);
+
+ if(++index < list.size()) {
+ writer.write(", ");
+
+ }
+ }
+ writer.write(']');
+ }
+}
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