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71 lines
1.7 KiB
71 lines
1.7 KiB
/* |
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* Copyright (C) 2016 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#include "DumpWriter.h" |
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#include <android-base/stringprintf.h> |
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#include <utils/String8.h> |
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using android::base::StringAppendV; |
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using android::String16; |
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using android::Vector; |
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namespace android { |
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namespace net { |
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namespace { |
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const char kIndentString[] = " "; |
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const size_t kIndentStringLen = strlen(kIndentString); |
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} // namespace |
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DumpWriter::DumpWriter(int fd) : mIndentLevel(0), mFd(fd) {} |
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void DumpWriter::incIndent() { |
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if (mIndentLevel < 255) { |
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mIndentLevel++; |
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} |
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} |
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void DumpWriter::decIndent() { |
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if (mIndentLevel > 0) { |
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mIndentLevel--; |
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} |
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} |
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void DumpWriter::println(const std::string& line) { |
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if (!line.empty()) { |
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for (int i = 0; i < mIndentLevel; i++) { |
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write(mFd, kIndentString, kIndentStringLen); |
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} |
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write(mFd, line.c_str(), line.size()); |
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} |
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write(mFd, "\n", 1); |
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} |
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void DumpWriter::println(const char* fmt, ...) { |
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std::string line; |
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va_list ap; |
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va_start(ap, fmt); |
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StringAppendV(&line, fmt, ap); |
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va_end(ap); |
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println(line); |
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} |
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} // namespace net |
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} // namespace android
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