diff options
Diffstat (limited to 'dx/src/com/android/dx/dex/file/MemberIdItem.java')
-rw-r--r-- | dx/src/com/android/dx/dex/file/MemberIdItem.java | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/dx/src/com/android/dx/dex/file/MemberIdItem.java b/dx/src/com/android/dx/dex/file/MemberIdItem.java new file mode 100644 index 0000000..08a3123 --- /dev/null +++ b/dx/src/com/android/dx/dex/file/MemberIdItem.java @@ -0,0 +1,109 @@ +/* + * Copyright (C) 2007 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.dx.dex.file; + +import com.android.dx.rop.cst.CstMemberRef; +import com.android.dx.rop.cst.CstNat; +import com.android.dx.util.AnnotatedOutput; +import com.android.dx.util.Hex; +import com.android.dx.dex.SizeOf; + +/** + * Representation of a member (field or method) reference inside a + * Dalvik file. + */ +public abstract class MemberIdItem extends IdItem { + /** {@code non-null;} the constant for the member */ + private final CstMemberRef cst; + + /** + * Constructs an instance. + * + * @param cst {@code non-null;} the constant for the member + */ + public MemberIdItem(CstMemberRef cst) { + super(cst.getDefiningClass()); + + this.cst = cst; + } + + /** {@inheritDoc} */ + @Override + public int writeSize() { + return SizeOf.MEMBER_ID_ITEM; + } + + /** {@inheritDoc} */ + @Override + public void addContents(DexFile file) { + super.addContents(file); + + StringIdsSection stringIds = file.getStringIds(); + stringIds.intern(getRef().getNat().getName()); + } + + /** {@inheritDoc} */ + @Override + public final void writeTo(DexFile file, AnnotatedOutput out) { + TypeIdsSection typeIds = file.getTypeIds(); + StringIdsSection stringIds = file.getStringIds(); + CstNat nat = cst.getNat(); + int classIdx = typeIds.indexOf(getDefiningClass()); + int nameIdx = stringIds.indexOf(nat.getName()); + int typoidIdx = getTypoidIdx(file); + + if (out.annotates()) { + out.annotate(0, indexString() + ' ' + cst.toHuman()); + out.annotate(2, " class_idx: " + Hex.u2(classIdx)); + out.annotate(2, String.format(" %-10s %s", getTypoidName() + ':', + Hex.u2(typoidIdx))); + out.annotate(4, " name_idx: " + Hex.u4(nameIdx)); + } + + out.writeShort(classIdx); + out.writeShort(typoidIdx); + out.writeInt(nameIdx); + } + + /** + * Returns the index of the type-like thing associated with + * this item, in order that it may be written out. Subclasses must + * override this to get whatever it is they need to store. + * + * @param file {@code non-null;} the file being written + * @return the index in question + */ + protected abstract int getTypoidIdx(DexFile file); + + /** + * Returns the field name of the type-like thing associated with + * this item, for listing-generating purposes. Subclasses must override + * this. + * + * @return {@code non-null;} the name in question + */ + protected abstract String getTypoidName(); + + /** + * Gets the member constant. + * + * @return {@code non-null;} the constant + */ + public final CstMemberRef getRef() { + return cst; + } +} |