org.javasimon.console.json.ArrayJS Maven / Gradle / Ivy
package org.javasimon.console.json;
import org.javasimon.console.text.StringifierFactory;
import java.io.IOException;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* JavaScript Array.
*
* @author gquintana
*/
public class ArrayJS extends AnyJS {
/** Elements of the array. */
private List elements;
public ArrayJS() {
this.elements = new ArrayList();
}
public ArrayJS(int size) {
this.elements = new ArrayList(size);
}
public ArrayJS(List elements) {
this.elements = elements;
}
/** Gets elements of the array. */
public List getElements() {
return elements;
}
/** Adds an element in the array. */
public void addElement(AnyJS element) {
elements.add(element);
}
@Override
public void write(Writer writer) throws IOException {
writer.write("[");
boolean first = true;
for (AnyJS element : elements) {
if (first) {
first = false;
} else {
writer.write(",");
}
element.write(writer);
}
writer.write("]");
}
/**
* Create an JSON Array of JSON objects from a collection of Java Objects.
*
* @param objects Java Objects
* @param stringifierFactory JSON Stringifier converter
* @return Array of JSON Objects
*/
public static ArrayJS create(Collection objects, StringifierFactory stringifierFactory) {
if (objects == null) {
return null;
}
ArrayJS arrayJS = new ArrayJS(objects.size());
for (Object object : objects) {
arrayJS.addElement(ObjectJS.create(object, stringifierFactory));
}
return arrayJS;
}
/**
* Create an JSON Array of JSON objects from a collection of Java Objects.
*
* @param objects Java Objects
* @param stringifierFactory JSON Stringifier converter
* @return Array of JSON Objects
*/
public static ArrayJS create(Object[] objects, StringifierFactory stringifierFactory) {
if (objects == null) {
return null;
}
ArrayJS arrayJS = new ArrayJS(objects.length);
for (Object object : objects) {
arrayJS.addElement(ObjectJS.create(object, stringifierFactory));
}
return arrayJS;
}
}