labeledstmt.java

JDK1.4编译器前端

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 LabeledStmt extends BranchTargetStmt implements Cloneable {
    public void flushCache() {
        super.flushCache();
        targetOf_ContinueStmt_visited = new java.util.HashMap(4);
        targetOf_ContinueStmt_values = null;
        targetOf_BreakStmt_visited = new java.util.HashMap(4);
        targetOf_BreakStmt_values = null;
        isDAafter_Variable_visited = new java.util.HashMap(4);
        isDAafter_Variable_values = null;
        isDUafter_Variable_visited = new java.util.HashMap(4);
        isDUafter_Variable_values = null;
        canCompleteNormally_visited = -1;
        canCompleteNormally_computed = false;
        lookupLabel_String_visited = new java.util.HashMap(4);
        lookupLabel_String_values = null;
    }
     @SuppressWarnings({"unchecked", "cast"})  public LabeledStmt clone() throws CloneNotSupportedException {
        LabeledStmt node = (LabeledStmt)super.clone();
        node.targetOf_ContinueStmt_visited = new java.util.HashMap(4);
        node.targetOf_ContinueStmt_values = null;
        node.targetOf_BreakStmt_visited = new java.util.HashMap(4);
        node.targetOf_BreakStmt_values = null;
        node.isDAafter_Variable_visited = new java.util.HashMap(4);
        node.isDAafter_Variable_values = null;
        node.isDUafter_Variable_visited = new java.util.HashMap(4);
        node.isDUafter_Variable_values = null;
        node.canCompleteNormally_visited = -1;
        node.canCompleteNormally_computed = false;
        node.lookupLabel_String_visited = new java.util.HashMap(4);
        node.lookupLabel_String_values = null;
        node.in$Circle(false);
        node.is$Final(false);
    return node;
    }
     @SuppressWarnings({"unchecked", "cast"})  public LabeledStmt copy() {
      try {
          LabeledStmt node = (LabeledStmt)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 LabeledStmt fullCopy() {
        LabeledStmt res = (LabeledStmt)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 NameCheck.jrag at line 351

  
  public void nameCheck() {
    LabeledStmt stmt = lookupLabel(getLabel());
    if(stmt != null) {
      if(stmt.enclosingBodyDecl() == enclosingBodyDecl()) {
        error("Labels can not shadow labels in the same member");
      }
    }
  }

    // Declared in PrettyPrint.jadd at line 558


  public void toString(StringBuffer s) {
    s.append(getLabel() + ":\n");
    s.append(indent());
    getStmt().toString(s);
  }

    // Declared in java.ast at line 3
    // Declared in java.ast line 202

    public LabeledStmt() {
        super();


    }

    // Declared in java.ast at line 10


    // Declared in java.ast line 202
    public LabeledStmt(String p0, Stmt p1) {
        setLabel(p0);
        setChild(p1, 0);
    }

    // Declared in java.ast at line 16


    // Declared in java.ast line 202
    public LabeledStmt(beaver.Symbol p0, Stmt p1) {
        setLabel(p0);
        setChild(p1, 0);
    }

    // Declared in java.ast at line 21


  protected int numChildren() {
    return 1;
  }

    // Declared in java.ast at line 24

  public boolean mayHaveRewrite() { return false; }

    // Declared in java.ast at line 2
    // Declared in java.ast line 202
    private String tokenString_Label;

    // Declared in java.ast at line 3

    public void setLabel(String value) {
        tokenString_Label = value;
    }

    // Declared in java.ast at line 6

    public int Labelstart;

    // Declared in java.ast at line 7

    public int Labelend;

    // Declared in java.ast at line 8

    public void setLabel(beaver.Symbol symbol) {
        if(symbol.value != null && !(symbol.value instanceof String))
          throw new UnsupportedOperationException("setLabel is only valid for String lexemes");
        tokenString_Label = (String)symbol.value;
        Labelstart = symbol.getStart();
        Labelend = symbol.getEnd();
    }

    // Declared in java.ast at line 15

    public String getLabel() {
        return tokenString_Label != null ? tokenString_Label : "";
    }

    // Declared in java.ast at line 2
    // Declared in java.ast line 202
    public void setStmt(Stmt node) {
        setChild(node, 0);
    }

    // Declared in java.ast at line 5

    public Stmt getStmt() {
        return (Stmt)getChild(0);
    }

    // Declared in java.ast at line 9


    public Stmt getStmtNoTransform() {
        return (Stmt)getChildNoTransform(0);
    }

    protected java.util.Map targetOf_ContinueStmt_visited;
    protected java.util.Map targetOf_ContinueStmt_values;
    // Declared in BranchTarget.jrag at line 68
 @SuppressWarnings({"unchecked", "cast"})     public boolean targetOf(ContinueStmt stmt) {
        Object _parameters = stmt;
if(targetOf_ContinueStmt_visited == null) targetOf_ContinueStmt_visited = new java.util.HashMap(4);
if(targetOf_ContinueStmt_values == null) targetOf_ContinueStmt_values = new java.util.HashMap(4);
        if(targetOf_ContinueStmt_values.containsKey(_parameters))