feat:add zero protection. (#1408)
Co-authored-by: Haotian Zhang <skyebefreeman@qq.com>pull/1409/head
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4 months ago
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a3e35d6894
@ -1,4 +1,4 @@
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org.springframework.cloud.bootstrap.BootstrapConfiguration=\
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com.tencent.cloud.polaris.contract.config.PolarisContractPropertiesAutoConfiguration
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com.tencent.cloud.polaris.contract.config.PolarisContractPropertiesBootstrapConfiguration
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org.springframework.context.ApplicationListener=\
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com.tencent.cloud.polaris.contract.PolarisSwaggerApplicationListener
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@ -1,2 +1,2 @@
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com.tencent.cloud.polaris.contract.config.PolarisSwaggerAutoConfiguration
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com.tencent.cloud.polaris.contract.config.PolarisContractProperties
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com.tencent.cloud.polaris.contract.config.PolarisContractPropertiesAutoConfiguration
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@ -0,0 +1,88 @@
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/*
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* Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (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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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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package com.tencent.cloud.common.util;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.util.Base64;
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import java.util.zip.GZIPInputStream;
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import java.util.zip.GZIPOutputStream;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* @author kysonli
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*/
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public final class GzipUtil {
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private static final Logger LOG = LoggerFactory.getLogger(GzipUtil.class);
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private GzipUtil() {
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}
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public static byte[] compress(String data, String charsetName) throws IOException {
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try (ByteArrayOutputStream bos = new ByteArrayOutputStream(); GZIPOutputStream gzip = new GZIPOutputStream(bos)) {
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gzip.write(data.getBytes(charsetName));
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gzip.finish();
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return bos.toByteArray();
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}
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catch (IOException e) {
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LOG.error("compress data [{}] error", data, e);
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throw e;
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}
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}
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public static String compressBase64Encode(String data, String charsetName) throws IOException {
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byte[] compressData = compress(data, charsetName);
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return new String(Base64.getEncoder().encode(compressData), charsetName);
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}
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public static String compressBase64Encode(byte[] byteData, String charsetName) throws IOException {
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byte[] compressData = compress(new String(byteData, charsetName), charsetName);
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return Base64.getEncoder().encodeToString(compressData);
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}
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public static byte[] decompress(byte[] zipData) throws IOException {
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try (ByteArrayInputStream bis = new ByteArrayInputStream(zipData); GZIPInputStream gzip = new GZIPInputStream(bis); ByteArrayOutputStream bos = new ByteArrayOutputStream()) {
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byte[] buf = new byte[256];
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int num;
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while ((num = gzip.read(buf)) != -1) {
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bos.write(buf, 0, num);
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}
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bos.flush();
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return bos.toByteArray();
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}
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catch (IOException e) {
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LOG.error("decompress zip data error", e);
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throw e;
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}
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}
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public static String base64DecodeDecompress(String data, String charsetName) throws IOException {
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byte[] base64DecodeData = Base64.getDecoder().decode(data);
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return new String(decompress(base64DecodeData), charsetName);
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}
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public static String base64DecodeDecompress(String data) throws IOException {
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return base64DecodeDecompress(data, "utf-8");
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}
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}
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