forked from openrs2/openrs2
This commit introduces four methods: two for finding the next/previous AbstractInsnNode that contains a real JVM opcode and two for finding the next/previous AbstractInsnNode that is virtual (e.g. a label).bzip2
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package dev.openrs2.asm; |
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import org.objectweb.asm.tree.AbstractInsnNode; |
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public final class InsnNodeUtils { |
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public static AbstractInsnNode nextReal(AbstractInsnNode insn) { |
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while ((insn = insn.getNext()) != null && insn.getOpcode() == -1); |
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return insn; |
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} |
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public static AbstractInsnNode previousReal(AbstractInsnNode insn) { |
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while ((insn = insn.getPrevious()) != null && insn.getOpcode() == -1); |
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return insn; |
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} |
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public static AbstractInsnNode nextVirtual(AbstractInsnNode insn) { |
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while ((insn = insn.getNext()) != null && insn.getOpcode() != -1); |
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return insn; |
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} |
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public static AbstractInsnNode previousVirtual(AbstractInsnNode insn) { |
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while ((insn = insn.getPrevious()) != null && insn.getOpcode() != -1); |
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return insn; |
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} |
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private InsnNodeUtils() { |
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/* empty */ |
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} |
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} |
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