arraycreationexpr.java

来自「JDK1.4编译器后端」· Java 代码 · 共 286 行

package AST;
import java.util.HashSet;import java.util.LinkedHashSet;import java.io.FileNotFoundException;import java.io.File;import java.util.*;import beaver.*;import java.util.ArrayList;import java.util.zip.*;import java.io.*;



public class ArrayCreationExpr extends PrimaryExpr implements Cloneable {
    public void flushCache() {
        super.flushCache();
        type_computed = false;
        type_value = null;
        numArrays_computed = false;
    }
     @SuppressWarnings({"unchecked", "cast"})  public ArrayCreationExpr clone() throws CloneNotSupportedException {
        ArrayCreationExpr node = (ArrayCreationExpr)super.clone();
        node.type_computed = false;
        node.type_value = null;
        node.numArrays_computed = false;
        node.in$Circle(false);
        node.is$Final(false);
    return node;
    }
     @SuppressWarnings({"unchecked", "cast"})  public ArrayCreationExpr copy() {
      try {
          ArrayCreationExpr node = (ArrayCreationExpr)clone();
          if(children != null) node.children = (ASTNode[])children.clone();
          return node;
      } catch (CloneNotSupportedException e) {
      }
      System.err.println("Error: Could not clone node of type " + getClass().getName() + "!");
      return null;
    }
     @SuppressWarnings({"unchecked", "cast"})  public ArrayCreationExpr fullCopy() {
        ArrayCreationExpr res = (ArrayCreationExpr)copy();
        for(int i = 0; i < getNumChildNoTransform(); i++) {
          ASTNode node = getChildNoTransform(i);
          if(node != null) node = node.fullCopy();
          res.setChild(node, i);
        }
        return res;
    }
    // Declared in PrettyPrint.jadd at line 372


  public void toString(StringBuffer s) {
    s.append("new ");
    getTypeAccess().toString(s);
    if(hasArrayInit()) {
      getArrayInit().toString(s);
    }
  }

    // Declared in CreateBCode.jrag at line 745


  public void createBCode(CodeGeneration gen) {
    if(hasArrayInit()){
      getArrayInit().createBCode(gen);
    }
    else {
      getTypeAccess().createBCode(gen); // push array sizes
      if(type().componentType().isPrimitive()) {
        gen.emit(Bytecode.NEWARRAY).add(type().componentType().arrayPrimitiveTypeDescriptor());
      }
      else {
        if(numArrays() == 1) {
          String n = type().componentType().arrayTypeDescriptor();
          int index = gen.constantPool().addClass(n);
          gen.emit(Bytecode.ANEWARRAY).add2(index);
        }
        else {
          String n = type().arrayTypeDescriptor();
          int index = gen.constantPool().addClass(n);
          gen.emit(Bytecode.MULTIANEWARRAY, 1 - numArrays()).add2(index).add(numArrays());
        }
      }
    }
  }

    // Declared in java.ast at line 3
    // Declared in java.ast line 136

    public ArrayCreationExpr() {
        super();

        setChild(new Opt(), 1);

    }

    // Declared in java.ast at line 11


    // Declared in java.ast line 136
    public ArrayCreationExpr(Access p0, Opt<ArrayInit> p1) {
        setChild(p0, 0);
        setChild(p1, 1);
    }

    // Declared in java.ast at line 16


  protected int numChildren() {
    return 2;
  }

    // Declared in java.ast at line 19

  public boolean mayHaveRewrite() { return false; }

    // Declared in java.ast at line 2
    // Declared in java.ast line 136
    public void setTypeAccess(Access node) {
        setChild(node, 0);
    }

    // Declared in java.ast at line 5

    public Access getTypeAccess() {
        return (Access)getChild(0);
    }

    // Declared in java.ast at line 9


    public Access getTypeAccessNoTransform() {
        return (Access)getChildNoTransform(0);
    }

    // Declared in java.ast at line 2
    // Declared in java.ast line 136
    public void setArrayInitOpt(Opt<ArrayInit> opt) {
        setChild(opt, 1);
    }

    // Declared in java.ast at line 6


    public boolean hasArrayInit() {
        return getArrayInitOpt().getNumChild() != 0;
    }

    // Declared in java.ast at line 10


     @SuppressWarnings({"unchecked", "cast"})  public ArrayInit getArrayInit() {
        return (ArrayInit)getArrayInitOpt().getChild(0);
    }

    // Declared in java.ast at line 14


    public void setArrayInit(ArrayInit node) {
        getArrayInitOpt().setChild(node, 0);
    }

    // Declared in java.ast at line 17

     @SuppressWarnings({"unchecked", "cast"})  public Opt<ArrayInit> getArrayInitOpt() {
        return (Opt<ArrayInit>)getChild(1);
    }

    // Declared in java.ast at line 21


     @SuppressWarnings({"unchecked", "cast"})  public Opt<ArrayInit> getArrayInitOptNoTransform() {
        return (Opt<ArrayInit>)getChildNoTransform(1);
    }

    // Declared in DefiniteAssignment.jrag at line 433
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDAafterCreation(Variable v) {
        boolean isDAafterCreation_Variable_value = isDAafterCreation_compute(v);
        return isDAafterCreation_Variable_value;
    }

    private boolean isDAafterCreation_compute(Variable v) {  return getTypeAccess().isDAafter(v);  }

    // Declared in DefiniteAssignment.jrag at line 434
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDAafter(Variable v) {
        boolean isDAafter_Variable_value = isDAafter_compute(v);
        return isDAafter_Variable_value;
    }

    private boolean isDAafter_compute(Variable v) {  return hasArrayInit() ? getArrayInit().isDAafter(v) : isDAafterCreation(v);  }

    // Declared in DefiniteAssignment.jrag at line 864
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDUafterCreation(Variable v) {
        boolean isDUafterCreation_Variable_value = isDUafterCreation_compute(v);
        return isDUafterCreation_Variable_value;
    }

    private boolean isDUafterCreation_compute(Variable v) {  return getTypeAccess().isDUafter(v);  }

    // Declared in DefiniteAssignment.jrag at line 865
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDUafter(Variable v) {
        boolean isDUafter_Variable_value = isDUafter_compute(v);
        return isDUafter_Variable_value;
    }

    private boolean isDUafter_compute(Variable v) {  return hasArrayInit() ? getArrayInit().isDUafter(v) : isDUafterCreation(v);  }

    protected boolean type_computed = false;
    protected TypeDecl type_value;
    // Declared in TypeAnalysis.jrag at line 313
 @SuppressWarnings({"unchecked", "cast"})     public TypeDecl type() {
        if(type_computed)
            return type_value;
        int num = boundariesCrossed;
        boolean isFinal = this.is$Final();
        type_value = type_compute();
        if(isFinal && num == boundariesCrossed)
            type_computed = true;
        return type_value;
    }

    private TypeDecl type_compute() {  return getTypeAccess().type();  }

    protected boolean numArrays_computed = false;
    protected int numArrays_value;
    // Declared in InnerClasses.jrag at line 69
 @SuppressWarnings({"unchecked", "cast"})     public int numArrays() {
        if(numArrays_computed)
            return numArrays_value;
        int num = boundariesCrossed;
        boolean isFinal = this.is$Final();
        numArrays_value = numArrays_compute();
        if(isFinal && num == boundariesCrossed)
            numArrays_computed = true;
        return numArrays_value;
    }

    private int numArrays_compute() {
    int i = type().dimension();
    Access a = getTypeAccess();
    while(a instanceof ArrayTypeAccess && !(a instanceof ArrayTypeWithSizeAccess)) {
      i--;
      a = ((ArrayTypeAccess)a).getAccess();
    }
    return i;
  }

    // Declared in InnerClasses.jrag at line 63
    public TypeDecl Define_TypeDecl_expectedType(ASTNode caller, ASTNode child) {
        if(caller == getArrayInitOptNoTransform()) {
            return type().componentType();
        }
        return getParent().Define_TypeDecl_expectedType(this, caller);
    }

    // Declared in TypeAnalysis.jrag at line 263
    public TypeDecl Define_TypeDecl_declType(ASTNode caller, ASTNode child) {
        if(caller == getArrayInitOptNoTransform()) {
            return type();
        }
        return getParent().Define_TypeDecl_declType(this, caller);
    }

    // Declared in SyntacticClassification.jrag at line 87
    public NameType Define_NameType_nameType(ASTNode caller, ASTNode child) {
        if(caller == getTypeAccessNoTransform()) {
            return NameType.TYPE_NAME;
        }
        return getParent().Define_NameType_nameType(this, caller);
    }

    // Declared in DefiniteAssignment.jrag at line 435
    public boolean Define_boolean_isDAbefore(ASTNode caller, ASTNode child, Variable v) {
        if(caller == getArrayInitOptNoTransform()) {
            return isDAafterCreation(v);
        }
        return getParent().Define_boolean_isDAbefore(this, caller, v);
    }

    // Declared in DefiniteAssignment.jrag at line 867
    public boolean Define_boolean_isDUbefore(ASTNode caller, ASTNode child, Variable v) {
        if(caller == getArrayInitOptNoTransform()) {
            return isDUafterCreation(v);
        }
        return getParent().Define_boolean_isDUbefore(this, caller, v);
    }

public ASTNode rewriteTo() {
    return super.rewriteTo();
}

}