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Added native implementation for String.trim(), Date.format() and Number.format().

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hns 2003-06-25 15:47:13 +00:00
parent 1a9f3a1e21
commit 2623c03f62
1 changed files with 43 additions and 0 deletions
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43
src/helma/scripting/rhino/RhinoCore.java
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@ -30,6 +30,7 @@ import helma.util.SystemProperties;
import helma.util.Updatable;
import org.mozilla.javascript.*;
import java.io.*;
import java.text.*;
import java.util.*;
/**
@ -90,6 +91,17 @@ public final class RhinoCore {
putPrototype("hopobject",
ScriptableObject.getClassPrototype(global, "HopObject"));
putPrototype("global", global);
// add some convenience functions to string, date and number prototypes
Scriptable stringProto = ScriptableObject.getClassPrototype(global, "String");
stringProto.put("trim", stringProto, new StringTrim());
Scriptable dateProto = ScriptableObject.getClassPrototype(global, "Date");
dateProto.put("format", dateProto, new DateFormat());
Scriptable numberProto = ScriptableObject.getClassPrototype(global, "Number");
numberProto.put("format", numberProto, new NumberFormat());
initialize();
} catch (Exception e) {
System.err.println("Cannot initialize interpreter");
@ -809,6 +821,37 @@ public final class RhinoCore {
}
}
class StringTrim extends BaseFunction {
public Object call(Context cx, Scriptable scope, Scriptable thisObj, Object[] args) {
String str = thisObj.toString();
return str.trim();
}
}
class DateFormat extends BaseFunction {
public Object call(Context cx, Scriptable scope, Scriptable thisObj, Object[] args) {
Date date = new Date((long) ScriptRuntime.toNumber(thisObj));
SimpleDateFormat df = null;
if (args.length > 0 && args[0] != Undefined.instance) {
df = new SimpleDateFormat(args[0].toString());
} else {
df = new SimpleDateFormat();
}
return df.format(date);
}
}
class NumberFormat extends BaseFunction {
public Object call(Context cx, Scriptable scope, Scriptable thisObj, Object[] args) {
DecimalFormat df = null;
if (args.length > 0 && args[0] != Undefined.instance) {
df = new DecimalFormat(args[0].toString());
} else {
df = new DecimalFormat("#,##0.00");
}
return df.format(ScriptRuntime.toNumber(thisObj)).toString();
}
}
}