51 lines
1.2 KiB
Java
51 lines
1.2 KiB
Java
package net.filebot.cli;
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import java.io.File;
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import javax.script.ScriptException;
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import org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation;
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import groovy.lang.Closure;
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import net.filebot.RenameAction;
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public class GroovyRenameAction implements RenameAction {
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private final Closure<?> closure;
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public GroovyRenameAction(String script) {
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try {
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this.closure = compile(script);
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} catch (ScriptException e) {
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throw new IllegalArgumentException(e);
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}
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}
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public GroovyRenameAction(Closure<?> closure) {
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this.closure = closure;
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}
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@Override
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public File rename(File from, File to) throws Exception {
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Object value = closure.call(from, to);
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// must return File object, so we try the result of the closure, but if it's not a File we just return the original destination parameter
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return value instanceof File ? (File) value : null;
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}
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@Override
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public boolean canRevert() {
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return false;
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}
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@Override
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public String toString() {
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return "CLOSURE";
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}
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public static Closure<?> compile(String script) throws ScriptException {
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return (Closure) DefaultTypeTransformation.castToType(ScriptShell.createScriptEngine().eval(script), Closure.class);
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}
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}
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