erik/JSON-java
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This commit is contained in:
Douglas Crockford 2010-12-25 14:12:07 -08:00
parent f284477cff
commit 87c4b1d59d
13 changed files with 562 additions and 566 deletions
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42
JSONWriter.java
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@ -54,7 +54,7 @@ SOFTWARE.
* <p>
* This can sometimes be easier than using a JSONObject to build a string.
* @author JSON.org
* @version 2010-03-11
* @version 2010-12-24
*/
public class JSONWriter {
private static final int maxdepth = 20;
@ -103,12 +103,12 @@ public class JSONWriter {
/**
* Append a value.
* @param s A string value.
* @param string A string value.
* @return this
* @throws JSONException If the value is out of sequence.
*/
private JSONWriter append(String s) throws JSONException {
if (s == null) {
private JSONWriter append(String string) throws JSONException {
if (string == null) {
throw new JSONException("Null pointer");
}
if (this.mode == 'o' || this.mode == 'a') {
@ -116,7 +116,7 @@ public class JSONWriter {
if (this.comma && this.mode == 'a') {
this.writer.write(',');
}
this.writer.write(s);
this.writer.write(string);
} catch (IOException e) {
throw new JSONException(e);
}
@ -150,17 +150,17 @@ public class JSONWriter {
/**
* End something.
* @param m Mode
* @param mode Mode
* @param c Closing character
* @return this
* @throws JSONException If unbalanced.
*/
private JSONWriter end(char m, char c) throws JSONException {
if (this.mode != m) {
throw new JSONException(m == 'a' ? "Misplaced endArray." :
private JSONWriter end(char mode, char c) throws JSONException {
if (this.mode != mode) {
throw new JSONException(mode == 'a' ? "Misplaced endArray." :
"Misplaced endObject.");
}
this.pop(m);
this.pop(mode);
try {
this.writer.write(c);
} catch (IOException e) {
@ -193,22 +193,22 @@ public class JSONWriter {
/**
* Append a key. The key will be associated with the next value. In an
* object, every value must be preceded by a key.
* @param s A key string.
* @param string A key string.
* @return this
* @throws JSONException If the key is out of place. For example, keys
* do not belong in arrays or if the key is null.
*/
public JSONWriter key(String s) throws JSONException {
if (s == null) {
public JSONWriter key(String string) throws JSONException {
if (string == null) {
throw new JSONException("Null key.");
}
if (this.mode == 'k') {
try {
stack[top - 1].putOnce(s, Boolean.TRUE);
stack[top - 1].putOnce(string, Boolean.TRUE);
if (this.comma) {
this.writer.write(',');
}
this.writer.write(JSONObject.quote(s));
this.writer.write(JSONObject.quote(string));
this.writer.write(':');
this.comma = false;
this.mode = 'o';
@ -259,7 +259,8 @@ public class JSONWriter {
throw new JSONException("Nesting error.");
}
this.top -= 1;
this.mode = this.top == 0 ? 'd' : this.stack[this.top - 1] == null ? 'a' : 'k';
this.mode = this.top == 0 ?
'd' : this.stack[this.top - 1] == null ? 'a' : 'k';
}
/**
@ -311,13 +312,12 @@ public class JSONWriter {
/**
* Append an object value.
* @param o The object to append. It can be null, or a Boolean, Number,
* String, JSONObject, or JSONArray, or an object with a toJSONString()
* method.
* @param object The object to append. It can be null, or a Boolean, Number,
* String, JSONObject, or JSONArray, or an object that implements JSONString.
* @return this
* @throws JSONException If the value is out of sequence.
*/
public JSONWriter value(Object o) throws JSONException {
return this.append(JSONObject.valueToString(o));
public JSONWriter value(Object object) throws JSONException {
return this.append(JSONObject.valueToString(object));
}
}