package task7.jvm.field; import task7.jvm.constant.ConstantPool; import task7.jvm.constant.UTF8Info; import task7.jvm.loader.ByteCodeIterator; public class Field { private int accessFlag; private int nameIndex; private int descriptorIndex; private ConstantPool pool; public Field(int accessFlag, int nameIndex, int descriptorIndex, ConstantPool pool) { this.accessFlag = accessFlag; this.nameIndex = nameIndex; this.descriptorIndex = descriptorIndex; this.pool = pool; } public String toString() { String name = ((UTF8Info) pool.getConstantInfo(this.nameIndex)).getValue(); String desc = ((UTF8Info) pool.getConstantInfo(this.descriptorIndex)).getValue(); return name + ":" + desc; } public static Field parse(ConstantPool pool, ByteCodeIterator iter) { int accessFlag = iter.next2Bytes(); int nameIndex = iter.next2Bytes(); int descIndex = iter.next2Bytes(); int attribCount = iter.next2Bytes(); //System.out.println("field attribute count:"+ attribCount); Field f = new Field(accessFlag, nameIndex, descIndex, pool); if (attribCount > 0) { throw new RuntimeException("Field Attribute has not been implemented"); } return f; } }