141 lines
4.1 KiB
Java
141 lines
4.1 KiB
Java
package com.lz.mysql;
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public class MysqlUtil {
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public static String field2JavaCode(String field) {
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String javaCode = field;
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javaCode = javaCode.toLowerCase();
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javaCode = javaCode.trim();
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if (javaCode.contains("_")) {
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String[] codes = javaCode.split("_");
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if (codes.length > 1) {
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for (int i = 1; i < codes.length; i++) {
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codes[i] = (codes[i].substring(0, 1)).toUpperCase()
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+ codes[i].substring(1);
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}
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javaCode = "";
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for (int i = 0; i < codes.length; i++) {
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javaCode += codes[i];
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}
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}
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return javaCode;
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}
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return field;
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}
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public static String type2JavaTypeFull(String type) {
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String tableType = type.toUpperCase();
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tableType = tableType.trim().toUpperCase();
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String javaType = "";
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if (tableType.indexOf("BIGINT") >= 0) {
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javaType = "java.lang.Long";
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} else if (tableType.indexOf("VARCHAR") >= 0) {
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javaType = "java.lang.String";
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} else if (tableType.indexOf("INT") >= 0) {
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javaType = "java.lang.Integer";
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} else if (tableType.indexOf("DATETIME") >= 0) {
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javaType = "java.util.Date";
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} else if (tableType.indexOf("TEXT") >= 0) {
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javaType = "java.lang.String";
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} else if (tableType.indexOf("DOUBLE") >= 0) {
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javaType = "java.math.BigDecimal";
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} else if (tableType.indexOf("DECIMAL") >= 0) {
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javaType = "java.math.BigDecimal";
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} else if (tableType.indexOf("VARBINARY") >= 0) {
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javaType = "java.lang.String";
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} else {
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javaType = "";
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}
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return javaType;
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}
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public static String type2JavaType(String type) {
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String tableType = type.toUpperCase();
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tableType = tableType.trim().toUpperCase();
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String javaType = "";
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if (tableType.indexOf("BIGINT") >= 0) {
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javaType = "Long";
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} else if (tableType.indexOf("VARCHAR") >= 0) {
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javaType = "String";
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} else if (tableType.indexOf("INT") >= 0) {
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javaType = "Integer";
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} else if (tableType.indexOf("DATETIME") >= 0) {
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javaType = "Date";
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} else if (tableType.indexOf("TEXT") >= 0) {
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javaType = "String";
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} else if (tableType.indexOf("DOUBLE") >= 0) {
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javaType = "BigDecimal";
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} else if (tableType.indexOf("DECIMAL") >= 0) {
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javaType = "BigDecimal";
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} else if (tableType.indexOf("VARBINARY") >= 0) {
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javaType = "String";
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} else {
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javaType = "";
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}
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return javaType;
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}
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public static String tableName2SpaceName(String tableName) {
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String javaCode = tableName.toLowerCase();
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javaCode = javaCode.trim();
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String[] codes = javaCode.split("_");
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javaCode = "";
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if(tableName.startsWith("lsd_") || tableName.startsWith("bi_")
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|| tableName.startsWith("tb_")
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|| tableName.startsWith("ppl_")
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|| tableName.startsWith("lz_")
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|| tableName.startsWith("cl_")
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|| tableName.startsWith("s_")
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){
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for (int i = 1; i < codes.length; i++) {
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codes[i] = (codes[i].substring(0, 1)).toUpperCase()
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+ codes[i].substring(1);
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javaCode += codes[i];
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}
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}else{
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for (int i = 0; i < codes.length; i++) {
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codes[i] = (codes[i].substring(0, 1)).toUpperCase()
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+ codes[i].substring(1);
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javaCode += codes[i];
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}
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}
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return javaCode;
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}
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public static String getFirstToLower(String str) {
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String a = str.substring(0,1);
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String b = str.substring(1,str.length());
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return a.toLowerCase() + b;
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}
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/**
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* @param args
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*/
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public static void main(String[] args) {
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System.out.println(getFirstToLower("Resource"));
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}
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}
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