--- /dev/null
+/*
+ * $Id: JSONArray.java,v 1.1 2006/04/15 14:10:48 platform Exp $
+ * Created on 2006-4-10
+ */
+package org.json.simple;
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.Writer;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+
+/**
+ * A JSON array. JSONObject supports java.util.List interface.
+ *
+ * @author FangYidong<fangyidong@yahoo.com.cn>
+ */
+public class JSONArray extends ArrayList implements JSONAware, JSONStreamAware {
+ private static final long serialVersionUID = 3957988303675231981L;
+
+ /**
+ * Constructs an empty JSONArray.
+ */
+ public JSONArray(){
+ super();
+ }
+
+ /**
+ * Constructs a JSONArray containing the elements of the specified
+ * collection, in the order they are returned by the collection's iterator.
+ *
+ * @param c the collection whose elements are to be placed into this JSONArray
+ */
+ public JSONArray(Collection c){
+ super(c);
+ }
+
+ /**
+ * Encode a list into JSON text and write it to out.
+ * If this list is also a JSONStreamAware or a JSONAware, JSONStreamAware and JSONAware specific behaviours will be ignored at this top level.
+ *
+ * @see org.json.simple.JSONValue#writeJSONString(Object, Writer)
+ *
+ * @param collection
+ * @param out
+ */
+ public static void writeJSONString(Collection collection, Writer out) throws IOException{
+ if(collection == null){
+ out.write("null");
+ return;
+ }
+
+ boolean first = true;
+ Iterator iter=collection.iterator();
+
+ out.write('[');
+ while(iter.hasNext()){
+ if(first)
+ first = false;
+ else
+ out.write(',');
+
+ Object value=iter.next();
+ if(value == null){
+ out.write("null");
+ continue;
+ }
+
+ JSONValue.writeJSONString(value, out);
+ }
+ out.write(']');
+ }
+
+ public void writeJSONString(Writer out) throws IOException{
+ writeJSONString(this, out);
+ }
+
+ /**
+ * Convert a list to JSON text. The result is a JSON array.
+ * If this list is also a JSONAware, JSONAware specific behaviours will be omitted at this top level.
+ *
+ * @see org.json.simple.JSONValue#toJSONString(Object)
+ *
+ * @param collection
+ * @return JSON text, or "null" if list is null.
+ */
+ public static String toJSONString(Collection collection){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(collection, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(byte[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(byte[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(short[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(short[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(int[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(int[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(long[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(long[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(float[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(float[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(double[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(double[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(boolean[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(boolean[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(char[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[\"");
+ out.write(String.valueOf(array[0]));
+
+ for(int i = 1; i < array.length; i++){
+ out.write("\",\"");
+ out.write(String.valueOf(array[i]));
+ }
+
+ out.write("\"]");
+ }
+ }
+
+ public static String toJSONString(char[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public static void writeJSONString(Object[] array, Writer out) throws IOException{
+ if(array == null){
+ out.write("null");
+ } else if(array.length == 0) {
+ out.write("[]");
+ } else {
+ out.write("[");
+ JSONValue.writeJSONString(array[0], out);
+
+ for(int i = 1; i < array.length; i++){
+ out.write(",");
+ JSONValue.writeJSONString(array[i], out);
+ }
+
+ out.write("]");
+ }
+ }
+
+ public static String toJSONString(Object[] array){
+ final StringWriter writer = new StringWriter();
+
+ try {
+ writeJSONString(array, writer);
+ return writer.toString();
+ } catch(IOException e){
+ // This should never happen for a StringWriter
+ throw new RuntimeException(e);
+ }
+ }
+
+ public String toJSONString(){
+ return toJSONString(this);
+ }
+
+ /**
+ * Returns a string representation of this array. This is equivalent to
+ * calling {@link JSONArray#toJSONString()}.
+ */
+ public String toString() {
+ return toJSONString();
+ }
+}
git://source.jalview.org / jalview.git / blobdiff