From 3c4fee1db116c11d4f04727cfe076d7c94daeaf2 Mon Sep 17 00:00:00 2001 From: yanzhaofeige <yanzhaofeige@qq.com> Date: Mon, 30 Sep 2024 12:10:57 +0800 Subject: [PATCH] init --- cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/file/ImageUtils.java | 98 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 98 insertions(+), 0 deletions(-) diff --git a/cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/file/ImageUtils.java b/cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/file/ImageUtils.java new file mode 100644 index 0000000..d622cf6 --- /dev/null +++ b/cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/file/ImageUtils.java @@ -0,0 +1,98 @@ +package com.odcc.cpzidc.common.utils.file; + +import java.io.ByteArrayInputStream; +import java.io.FileInputStream; +import java.io.InputStream; +import java.net.URL; +import java.net.URLConnection; +import java.util.Arrays; +import org.apache.poi.util.IOUtils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import com.odcc.cpzidc.common.config.CpzIdcConfig; +import com.odcc.cpzidc.common.constant.Constants; +import com.odcc.cpzidc.common.utils.StringUtils; + +/** + * 图片处理工具类 + * + * @author ruoyi + */ +public class ImageUtils +{ + private static final Logger log = LoggerFactory.getLogger(ImageUtils.class); + + public static byte[] getImage(String imagePath) + { + InputStream is = getFile(imagePath); + try + { + return IOUtils.toByteArray(is); + } + catch (Exception e) + { + log.error("图片加载异常 {}", e); + return null; + } + finally + { + IOUtils.closeQuietly(is); + } + } + + public static InputStream getFile(String imagePath) + { + try + { + byte[] result = readFile(imagePath); + result = Arrays.copyOf(result, result.length); + return new ByteArrayInputStream(result); + } + catch (Exception e) + { + log.error("获取图片异常 {}", e); + } + return null; + } + + /** + * 读取文件为字节数据 + * + * @param url 地址 + * @return 字节数据 + */ + public static byte[] readFile(String url) + { + InputStream in = null; + try + { + if (url.startsWith("http")) + { + // 网络地址 + URL urlObj = new URL(url); + URLConnection urlConnection = urlObj.openConnection(); + urlConnection.setConnectTimeout(30 * 1000); + urlConnection.setReadTimeout(60 * 1000); + urlConnection.setDoInput(true); + in = urlConnection.getInputStream(); + } + else + { + // 本机地址 + String localPath = CpzIdcConfig.getProfile(); + String downloadPath = localPath + StringUtils.substringAfter(url, Constants.RESOURCE_PREFIX); + in = new FileInputStream(downloadPath); + } + return IOUtils.toByteArray(in); + } + catch (Exception e) + { + log.error("获取文件路径异常 {}", e); + return null; + } + finally + { + IOUtils.closeQuietly(in); + } + } +} -- Gitblit v1.9.3