erik/JSON-java
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JSONWriter uses Appendable.

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This commit is contained in:
Nicholas Cull 2016-08-08 19:40:10 +10:00
parent 8e079599c4
commit 0c157cae75
1 changed files with 10 additions and 11 deletions
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21
JSONWriter.java
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@ -1,7 +1,6 @@
package org.json; package org.json;
import java.io.IOException; import java.io.IOException;
import java.io.Writer;
/* /*
Copyright (c) 2006 JSON.org Copyright (c) 2006 JSON.org
@ -50,11 +49,11 @@ SOFTWARE.
* <p> * <p>
* The first method called must be <code>array</code> or <code>object</code>. * The first method called must be <code>array</code> or <code>object</code>.
* There are no methods for adding commas or colons. JSONWriter adds them for * There are no methods for adding commas or colons. JSONWriter adds them for
* you. Objects and arrays can be nested up to 20 levels deep. * you. Objects and arrays can be nested up to 200 levels deep.
* <p> * <p>
* This can sometimes be easier than using a JSONObject to build a string. * This can sometimes be easier than using a JSONObject to build a string.
* @author JSON.org * @author JSON.org
* @version 2015-12-09 * @version 2016-08-08
*/ */
public class JSONWriter { public class JSONWriter {
private static final int maxdepth = 200; private static final int maxdepth = 200;
@ -88,12 +87,12 @@ public class JSONWriter {
/** /**
* The writer that will receive the output. * The writer that will receive the output.
*/ */
protected Writer writer; protected Appendable writer;
/** /**
* Make a fresh JSONWriter. It can be used to build one JSON text. * Make a fresh JSONWriter. It can be used to build one JSON text.
*/ */
public JSONWriter(Writer w) { public JSONWriter(Appendable w) {
this.comma = false; this.comma = false;
this.mode = 'i'; this.mode = 'i';
this.stack = new JSONObject[maxdepth]; this.stack = new JSONObject[maxdepth];
@ -114,9 +113,9 @@ public class JSONWriter {
if (this.mode == 'o' || this.mode == 'a') { if (this.mode == 'o' || this.mode == 'a') {
try { try {
if (this.comma && this.mode == 'a') { if (this.comma && this.mode == 'a') {
this.writer.write(','); this.writer.append(',');
} }
this.writer.write(string); this.writer.append(string);
} catch (IOException e) { } catch (IOException e) {
throw new JSONException(e); throw new JSONException(e);
} }
@ -163,7 +162,7 @@ public class JSONWriter {
} }
this.pop(mode); this.pop(mode);
try { try {
this.writer.write(c); this.writer.append(c);
} catch (IOException e) { } catch (IOException e) {
throw new JSONException(e); throw new JSONException(e);
} }
@ -207,10 +206,10 @@ public class JSONWriter {
try { try {
this.stack[this.top - 1].putOnce(string, Boolean.TRUE); this.stack[this.top - 1].putOnce(string, Boolean.TRUE);
if (this.comma) { if (this.comma) {
this.writer.write(','); this.writer.append(',');
} }
this.writer.write(JSONObject.quote(string)); this.writer.append(JSONObject.quote(string));
this.writer.write(':'); this.writer.append(':');
this.comma = false; this.comma = false;
this.mode = 'o'; this.mode = 'o';
return this; return this;