jsimporttest.java

在 Java 中内嵌 EMACScript 的小例子

import junit.framework.TestCase;

import org.mozilla.javascript.Context;
import org.mozilla.javascript.ContextFactory;
import org.mozilla.javascript.ImporterTopLevel;
import org.mozilla.javascript.Scriptable;

/**
 * 在 Java 中内嵌 EMACScript
 * @author Pudn. Fk
 *
 */
public class JsImportTest extends TestCase {

	public static void main(String[] args) {
		StringBuffer script = new StringBuffer();
		script.append("importPackage(java.awt);\n");
		script.append("frame = new Frame(\"JavaScript\");\n");
		script.append("frame.show();\n");
		script.append("frame.setSize(new Dimension(200,100));\n");
		script.append("button = new Button(\" 按钮 \");\n");
		script.append("frame.add(button);\n");
		script.append("frame.show();\n");
		//Context ctx = Context.enter();
		Context ctx = ContextFactory.getGlobal().enterContext();

		Scriptable scope = new ImporterTopLevel(ctx);
		try {
			ctx.evaluateString(scope, script.toString(), null, 1, null);
		} finally {
			Context.exit();
		}
	}

}