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55 lines
1.7 KiB
Java
55 lines
1.7 KiB
Java
package com.boydti.fawe.util;
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import com.boydti.fawe.object.mask.ResettableMask;
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import com.sk89q.worldedit.extent.Extent;
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import com.sk89q.worldedit.function.mask.Mask;
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import java.lang.reflect.Field;
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import java.util.Collection;
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public class MaskTraverser {
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private final Mask mask;
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public MaskTraverser(Mask start) {
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this.mask = start;
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}
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public void reset(Extent newExtent) {
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reset(mask, newExtent);
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}
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private void reset(Mask mask, Extent newExtent) {
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if (mask == null) {
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return;
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}
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if (mask instanceof ResettableMask) {
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((ResettableMask) mask).reset();
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}
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Class<?> current = mask.getClass();
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while (current.getSuperclass() != null) {
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try {
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Field field = current.getDeclaredField("extent");
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field.setAccessible(true);
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field.set(mask, newExtent);
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} catch (NoSuchFieldException | IllegalAccessException ignore) {
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}
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try {
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Field field = current.getDeclaredField("mask");
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field.setAccessible(true);
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Mask next = (Mask) field.get(mask);
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reset(next, newExtent);
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} catch (NoSuchFieldException | IllegalAccessException ignore) {
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}
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try {
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Field field = current.getDeclaredField("masks");
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field.setAccessible(true);
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Collection<Mask> masks = (Collection<Mask>) field.get(mask);
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for (Mask next : masks) {
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reset(next, newExtent);
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}
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} catch (NoSuchFieldException | IllegalAccessException ignore) {
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}
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current = current.getSuperclass();
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}
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}
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}
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