src/org/nutz/repo/org/objectweb/asm/ClassReader.java
private void copyBootstrapMethods(final ClassWriter classWriter,
            final Item[] items, final char[] c) {
        // finds the "BootstrapMethods" attribute
        int u = getAttributes();
        boolean found = false;
        for (int i = readUnsignedShort(u); i > 0; --i) {
            String attrName = readUTF8(u + 2, c);
            if ("BootstrapMethods".equals(attrName)) {
                found = true;
                break;
            }
            u += 6 + readInt(u + 4);
        }
        if (!found) {
            return;
        }
        // copies the bootstrap methods in the class writer
        int boostrapMethodCount = readUnsignedShort(u + 8);
        for (int j = 0, v = u + 10; j < boostrapMethodCount; j++) {
            int position = v - u - 10;
            int hashCode = readConst(readUnsignedShort(v), c).hashCode();
            for (int k = readUnsignedShort(v + 2); k > 0; --k) {
                hashCode ^= readConst(readUnsignedShort(v + 4), c).hashCode();
                v += 2;
            }
            v += 4;
            Item item = new Item(j);
            item.set(position, hashCode & 0x7FFFFFFF);
            int index = item.hashCode % items.length;
            item.next = items[index];
            items[index] = item;
        }
        int attrSize = readInt(u + 4);
        ByteVector bootstrapMethods = new ByteVector(attrSize + 62);
        bootstrapMethods.putByteArray(b, u + 10, attrSize - 2);
        classWriter.bootstrapMethodsCount = boostrapMethodCount;
        classWriter.bootstrapMethods = bootstrapMethods;
    }
private void copyBootstrapMethods(final ClassWriter classWriter,
            final Item[] items, final char[] c) {
        // finds the "BootstrapMethods" attribute
        int u = getAttributes();
        boolean found = false;
        for (int i = readUnsignedShort(u); i > 0; --i) {
            String attrName = readUTF8(u + 2, c);
            if ("BootstrapMethods".equals(attrName)) {
                found = true;
                break;
            }
            u += 6 + readInt(u + 4);
        }
        if (!found) {
            return;
        }
        // copies the bootstrap methods in the class writer
        int boostrapMethodCount = readUnsignedShort(u + 8);
        for (int j = 0, v = u + 10; j < boostrapMethodCount; j++) {
            int position = v - u - 10;
            int hashCode = readConst(readUnsignedShort(v), c).hashCode();
            for (int k = readUnsignedShort(v + 2); k > 0; --k) {
                hashCode ^= readConst(readUnsignedShort(v + 4), c).hashCode();
                v += 2;
            }
            v += 4;
            Item item = new Item(j);
            item.set(position, hashCode & 0x7FFFFFFF);
            int index = item.hashCode % items.length;
            item.next = items[index];
            items[index] = item;
        }
        int attrSize = readInt(u + 4);
        ByteVector bootstrapMethods = new ByteVector(attrSize + 62);
        bootstrapMethods.putByteArray(b, u + 10, attrSize - 2);
        classWriter.bootstrapMethodsCount = boostrapMethodCount;
        classWriter.bootstrapMethods = bootstrapMethods;
    }
Copies the bootstrap method data into the given {@link ClassWriter}.
Should be called before the {@link #accept(ClassVisitor,int)} method.

@param classWriter
the {@link ClassWriter} to copy bootstrap methods into.