From 51eb2acd2cfd288f85c30793db809ce1788b50a2 Mon Sep 17 00:00:00 2001 From: zengfantian Date: Wed, 21 Oct 2015 20:03:54 +0800 Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E6=94=AF=E4=BB=98=E5=AE=9D?= =?UTF-8?q?=E6=94=AF=E4=BB=98demo?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../tools/pay/alipay/AlipayHelper.java | 49 ++++ .../library/tools/pay/alipay/Base64.java | 268 ++++++++++++++++++ .../library/tools/pay/alipay/PayResult.java | 1 + .../tools/pay/weixinpay/WeXinPayHelper.java | 12 + 4 files changed, 330 insertions(+) create mode 100644 src/com/zftlive/android/library/tools/pay/alipay/AlipayHelper.java create mode 100644 src/com/zftlive/android/library/tools/pay/alipay/Base64.java create mode 100644 src/com/zftlive/android/library/tools/pay/alipay/PayResult.java create mode 100644 src/com/zftlive/android/library/tools/pay/weixinpay/WeXinPayHelper.java diff --git a/src/com/zftlive/android/library/tools/pay/alipay/AlipayHelper.java b/src/com/zftlive/android/library/tools/pay/alipay/AlipayHelper.java new file mode 100644 index 0000000..a3999f8 --- /dev/null +++ b/src/com/zftlive/android/library/tools/pay/alipay/AlipayHelper.java @@ -0,0 +1,49 @@ +package com.zftlive.android.library.tools.pay.alipay; + +import java.security.KeyFactory; +import java.security.PrivateKey; +import java.security.Signature; +import java.security.spec.PKCS8EncodedKeySpec; + +/** + * 移动支付宝钱包支付工具类 + * + * @author 曾繁添 + * @version 1.0 + * + */ +public class AlipayHelper { + + private static final String ALGORITHM = "RSA"; + private static final String SIGN_ALGORITHMS = "SHA1WithRSA"; + private static final String DEFAULT_CHARSET = "UTF-8"; + + /** + * RAS算法加密订单数据 + * + * @param data 需加密的数据 + * @param privateKey 私钥字符（商户私钥,pkcs8格式) + * @return + */ + public static String sign(String data, String privateKey) { + try { + PKCS8EncodedKeySpec priPKCS8 = new PKCS8EncodedKeySpec(Base64.decode(privateKey)); + KeyFactory keyf = KeyFactory.getInstance(ALGORITHM); + PrivateKey priKey = keyf.generatePrivate(priPKCS8); + + Signature signature = Signature.getInstance(SIGN_ALGORITHMS); + + signature.initSign(priKey); + signature.update(data.getBytes(DEFAULT_CHARSET)); + + byte[] signed = signature.sign(); + + return Base64.encode(signed); + } catch (Exception e) { + e.printStackTrace(); + } + + return null; + } + +} diff --git a/src/com/zftlive/android/library/tools/pay/alipay/Base64.java b/src/com/zftlive/android/library/tools/pay/alipay/Base64.java new file mode 100644 index 0000000..48b211b --- /dev/null +++ b/src/com/zftlive/android/library/tools/pay/alipay/Base64.java @@ -0,0 +1,268 @@ +package com.zftlive.android.library.tools.pay.alipay; + +public final class Base64 { + + private static final int BASELENGTH = 128; + private static final int LOOKUPLENGTH = 64; + private static final int TWENTYFOURBITGROUP = 24; + private static final int EIGHTBIT = 8; + private static final int SIXTEENBIT = 16; + private static final int FOURBYTE = 4; + private static final int SIGN = -128; + private static char PAD = '='; + private static byte[] base64Alphabet = new byte[BASELENGTH]; + private static char[] lookUpBase64Alphabet = new char[LOOKUPLENGTH]; + + static { + for (int i = 0; i < BASELENGTH; ++i) { + base64Alphabet[i] = -1; + } + for (int i = 'Z'; i >= 'A'; i--) { + base64Alphabet[i] = (byte) (i - 'A'); + } + for (int i = 'z'; i >= 'a'; i--) { + base64Alphabet[i] = (byte) (i - 'a' + 26); + } + + for (int i = '9'; i >= '0'; i--) { + base64Alphabet[i] = (byte) (i - '0' + 52); + } + + base64Alphabet['+'] = 62; + base64Alphabet['/'] = 63; + + for (int i = 0; i <= 25; i++) { + lookUpBase64Alphabet[i] = (char) ('A' + i); + } + + for (int i = 26, j = 0; i <= 51; i++, j++) { + lookUpBase64Alphabet[i] = (char) ('a' + j); + } + + for (int i = 52, j = 0; i <= 61; i++, j++) { + lookUpBase64Alphabet[i] = (char) ('0' + j); + } + lookUpBase64Alphabet[62] = (char) '+'; + lookUpBase64Alphabet[63] = (char) '/'; + + } + + private static boolean isWhiteSpace(char octect) { + return (octect == 0x20 || octect == 0xd || octect == 0xa || octect == 0x9); + } + + private static boolean isPad(char octect) { + return (octect == PAD); + } + + private static boolean isData(char octect) { + return (octect < BASELENGTH && base64Alphabet[octect] != -1); + } + + /** + * Encodes hex octects into Base64 + * + * @param binaryData + * Array containing binaryData + * @return Encoded Base64 array + */ + public static String encode(byte[] binaryData) { + + if (binaryData == null) { + return null; + } + + int lengthDataBits = binaryData.length * EIGHTBIT; + if (lengthDataBits == 0) { + return ""; + } + + int fewerThan24bits = lengthDataBits % TWENTYFOURBITGROUP; + int numberTriplets = lengthDataBits / TWENTYFOURBITGROUP; + int numberQuartet = fewerThan24bits != 0 ? numberTriplets + 1 + : numberTriplets; + char encodedData[] = null; + + encodedData = new char[numberQuartet * 4]; + + byte k = 0, l = 0, b1 = 0, b2 = 0, b3 = 0; + + int encodedIndex = 0; + int dataIndex = 0; + + for (int i = 0; i < numberTriplets; i++) { + b1 = binaryData[dataIndex++]; + b2 = binaryData[dataIndex++]; + b3 = binaryData[dataIndex++]; + + l = (byte) (b2 & 0x0f); + k = (byte) (b1 & 0x03); + + byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) + : (byte) ((b1) >> 2 ^ 0xc0); + byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4) + : (byte) ((b2) >> 4 ^ 0xf0); + byte val3 = ((b3 & SIGN) == 0) ? (byte) (b3 >> 6) + : (byte) ((b3) >> 6 ^ 0xfc); + + encodedData[encodedIndex++] = lookUpBase64Alphabet[val1]; + encodedData[encodedIndex++] = lookUpBase64Alphabet[val2 | (k << 4)]; + encodedData[encodedIndex++] = lookUpBase64Alphabet[(l << 2) | val3]; + encodedData[encodedIndex++] = lookUpBase64Alphabet[b3 & 0x3f]; + } + + // form integral number of 6-bit groups + if (fewerThan24bits == EIGHTBIT) { + b1 = binaryData[dataIndex]; + k = (byte) (b1 & 0x03); + + byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) + : (byte) ((b1) >> 2 ^ 0xc0); + encodedData[encodedIndex++] = lookUpBase64Alphabet[val1]; + encodedData[encodedIndex++] = lookUpBase64Alphabet[k << 4]; + encodedData[encodedIndex++] = PAD; + encodedData[encodedIndex++] = PAD; + } else if (fewerThan24bits == SIXTEENBIT) { + b1 = binaryData[dataIndex]; + b2 = binaryData[dataIndex + 1]; + l = (byte) (b2 & 0x0f); + k = (byte) (b1 & 0x03); + + byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) + : (byte) ((b1) >> 2 ^ 0xc0); + byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4) + : (byte) ((b2) >> 4 ^ 0xf0); + + encodedData[encodedIndex++] = lookUpBase64Alphabet[val1]; + encodedData[encodedIndex++] = lookUpBase64Alphabet[val2 | (k << 4)]; + encodedData[encodedIndex++] = lookUpBase64Alphabet[l << 2]; + encodedData[encodedIndex++] = PAD; + } + + return new String(encodedData); + } + + /** + * Decodes Base64 data into octects + * + * @param encoded + * string containing Base64 data + * @return Array containind decoded data. + */ + public static byte[] decode(String encoded) { + + if (encoded == null) { + return null; + } + + char[] base64Data = encoded.toCharArray(); + // remove white spaces + int len = removeWhiteSpace(base64Data); + + if (len % FOURBYTE != 0) { + return null;// should be divisible by four + } + + int numberQuadruple = (len / FOURBYTE); + + if (numberQuadruple == 0) { + return new byte[0]; + } + + byte decodedData[] = null; + byte b1 = 0, b2 = 0, b3 = 0, b4 = 0; + char d1 = 0, d2 = 0, d3 = 0, d4 = 0; + + int i = 0; + int encodedIndex = 0; + int dataIndex = 0; + decodedData = new byte[(numberQuadruple) * 3]; + + for (; i < numberQuadruple - 1; i++) { + + if (!isData((d1 = base64Data[dataIndex++])) + || !isData((d2 = base64Data[dataIndex++])) + || !isData((d3 = base64Data[dataIndex++])) + || !isData((d4 = base64Data[dataIndex++]))) { + return null; + }// if found "no data" just return null + + b1 = base64Alphabet[d1]; + b2 = base64Alphabet[d2]; + b3 = base64Alphabet[d3]; + b4 = base64Alphabet[d4]; + + decodedData[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4); + decodedData[encodedIndex++] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf)); + decodedData[encodedIndex++] = (byte) (b3 << 6 | b4); + } + + if (!isData((d1 = base64Data[dataIndex++])) + || !isData((d2 = base64Data[dataIndex++]))) { + return null;// if found "no data" just return null + } + + b1 = base64Alphabet[d1]; + b2 = base64Alphabet[d2]; + + d3 = base64Data[dataIndex++]; + d4 = base64Data[dataIndex++]; + if (!isData((d3)) || !isData((d4))) {// Check if they are PAD characters + if (isPad(d3) && isPad(d4)) { + if ((b2 & 0xf) != 0)// last 4 bits should be zero + { + return null; + } + byte[] tmp = new byte[i * 3 + 1]; + System.arraycopy(decodedData, 0, tmp, 0, i * 3); + tmp[encodedIndex] = (byte) (b1 << 2 | b2 >> 4); + return tmp; + } else if (!isPad(d3) && isPad(d4)) { + b3 = base64Alphabet[d3]; + if ((b3 & 0x3) != 0)// last 2 bits should be zero + { + return null; + } + byte[] tmp = new byte[i * 3 + 2]; + System.arraycopy(decodedData, 0, tmp, 0, i * 3); + tmp[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4); + tmp[encodedIndex] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf)); + return tmp; + } else { + return null; + } + } else { // No PAD e.g 3cQl + b3 = base64Alphabet[d3]; + b4 = base64Alphabet[d4]; + decodedData[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4); + decodedData[encodedIndex++] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf)); + decodedData[encodedIndex++] = (byte) (b3 << 6 | b4); + + } + + return decodedData; + } + + /** + * remove WhiteSpace from MIME containing encoded Base64 data. + * + * @param data + * the byte array of base64 data (with WS) + * @return the new length + */ + private static int removeWhiteSpace(char[] data) { + if (data == null) { + return 0; + } + + // count characters that's not whitespace + int newSize = 0; + int len = data.length; + for (int i = 0; i < len; i++) { + if (!isWhiteSpace(data[i])) { + data[newSize++] = data[i]; + } + } + return newSize; + } +} diff --git a/src/com/zftlive/android/library/tools/pay/alipay/PayResult.java b/src/com/zftlive/android/library/tools/pay/alipay/PayResult.java new file mode 100644 index 0000000..7bd620a --- /dev/null +++ b/src/com/zftlive/android/library/tools/pay/alipay/PayResult.java @@ -0,0 +1 @@ +package com.zftlive.android.library.tools.pay.alipay; import android.text.TextUtils; public class PayResult { private String resultStatus; private String result; private String memo; public PayResult(String rawResult) { if (TextUtils.isEmpty(rawResult)) return; String[] resultParams = rawResult.split(";"); for (String resultParam : resultParams) { if (resultParam.startsWith("resultStatus")) { resultStatus = gatValue(resultParam, "resultStatus"); } if (resultParam.startsWith("result")) { result = gatValue(resultParam, "result"); } if (resultParam.startsWith("memo")) { memo = gatValue(resultParam, "memo"); } } } @Override public String toString() { return "resultStatus={" + resultStatus + "};memo={" + memo + "};result={" + result + "}"; } private String gatValue(String content, String key) { String prefix = key + "={"; return content.substring(content.indexOf(prefix) + prefix.length(), content.lastIndexOf("}")); } /** * @return the resultStatus */ public String getResultStatus() { return resultStatus; } /** * @return the memo */ public String getMemo() { return memo; } /** * @return the result */ public String getResult() { return result; } } \ No newline at end of file diff --git a/src/com/zftlive/android/library/tools/pay/weixinpay/WeXinPayHelper.java b/src/com/zftlive/android/library/tools/pay/weixinpay/WeXinPayHelper.java new file mode 100644 index 0000000..65f6eac --- /dev/null +++ b/src/com/zftlive/android/library/tools/pay/weixinpay/WeXinPayHelper.java @@ -0,0 +1,12 @@ +package com.zftlive.android.library.tools.pay.weixinpay; + +/** + * 移动APP微信支付帮助类 + * + * @author 曾繁添 + * @version 1.0 + * + */ +public class WeXinPayHelper { + +}