/**
* !!! all methods that use this method must be sync check if value is valid to insert to array
* (to a multidimesnional array only array with one smaller dimension can be inserted)
*
* @param value value to check
* @return checked value
* @throws ExpressionException
*/
private Object checkValue(Object value) throws ExpressionException {
// is a 1 > Array
if (dimension > 1) {
if (value instanceof Array) {
if (((Array) value).getDimension() != dimension - 1)
throw new ExpressionException(
"You can only Append an Array with " + (dimension - 1) + " Dimension",
"aray has wron dimension, now is "
+ (((Array) value).getDimension())
+ " but it must be "
+ (dimension - 1));
} else
throw new ExpressionException(
"You can only Append an Array with " + (dimension - 1) + " Dimension",
"now is a object of type " + Caster.toClassName(value));
}
return value;
}
public static InputSource toInputSource(PageContext pc, Object value)
throws IOException, ExpressionException {
if (value instanceof InputSource) {
return (InputSource) value;
}
if (value instanceof String) {
return toInputSource(pc, (String) value);
}
if (value instanceof StringBuffer) {
return toInputSource(pc, value.toString());
}
if (value instanceof Resource) {
String str = IOUtil.toString(((Resource) value), null);
return new InputSource(new StringReader(str));
}
if (value instanceof File) {
String str = IOUtil.toString(ResourceUtil.toResource(((File) value)), null);
return new InputSource(new StringReader(str));
}
if (value instanceof InputStream) {
InputStream is = (InputStream) value;
try {
String str = IOUtil.toString(is, null);
return new InputSource(new StringReader(str));
} finally {
IOUtil.closeEL(is);
}
}
if (value instanceof Reader) {
Reader reader = (Reader) value;
try {
String str = IOUtil.toString(reader);
return new InputSource(new StringReader(str));
} finally {
IOUtil.closeEL(reader);
}
}
if (value instanceof byte[]) {
return new InputSource(new ByteArrayInputStream((byte[]) value));
}
throw new ExpressionException(
"cat cast object of type [" + Caster.toClassName(value) + "] to a Input for xml parser");
}