package com.lz.mysql;

public class MysqlUtil {


    public static String field2JavaCode(String field) {
        String javaCode = field;

        javaCode = javaCode.toLowerCase();
        javaCode = javaCode.trim();

        if (javaCode.contains("_")) {
            String[] codes = javaCode.split("_");
            if (codes.length > 1) {
                for (int i = 1; i < codes.length; i++) {
                    codes[i] = (codes[i].substring(0, 1)).toUpperCase()
                            + codes[i].substring(1);
                }
                javaCode = "";
                for (int i = 0; i < codes.length; i++) {
                    javaCode += codes[i];
                }
            }
            return javaCode;

        }
        return field;
    }

    public static String type2JavaTypeFull(String type) {
        String tableType = type.toUpperCase();


        tableType = tableType.trim().toUpperCase();
        String javaType = "";
        if (tableType.indexOf("BIGINT") >= 0) {
            javaType = "java.lang.Long";
        } else if (tableType.indexOf("VARCHAR") >= 0) {
            javaType = "java.lang.String";
        } else if (tableType.indexOf("INT") >= 0) {
            javaType = "java.lang.Integer";
        } else if (tableType.indexOf("DATETIME") >= 0) {
            javaType = "java.util.Date";
        } else if (tableType.indexOf("TEXT") >= 0) {
            javaType = "java.lang.String";
        } else if (tableType.indexOf("DOUBLE") >= 0) {
            javaType = "java.math.BigDecimal";
        } else if (tableType.indexOf("DECIMAL") >= 0) {
            javaType = "java.math.BigDecimal";
        } else if (tableType.indexOf("VARBINARY") >= 0) {
            javaType = "java.lang.String";
        } else {
            javaType = "";
        }

        return javaType;
    }

    public static String type2JavaType(String type) {
        String tableType = type.toUpperCase();

        tableType = tableType.trim().toUpperCase();
        String javaType = "";
        if (tableType.indexOf("BIGINT") >= 0) {
            javaType = "Long";
        } else if (tableType.indexOf("VARCHAR") >= 0) {
            javaType = "String";
        } else if (tableType.indexOf("INT") >= 0) {
            javaType = "Integer";
        } else if (tableType.indexOf("DATETIME") >= 0) {
            javaType = "Date";
        } else if (tableType.indexOf("TEXT") >= 0) {
            javaType = "String";
        } else if (tableType.indexOf("DOUBLE") >= 0) {
            javaType = "BigDecimal";
        } else if (tableType.indexOf("DECIMAL") >= 0) {
            javaType = "BigDecimal";
        } else if (tableType.indexOf("VARBINARY") >= 0) {
            javaType = "String";
        } else {
            javaType = "";
        }

        return javaType;
    }

    public static String tableName2SpaceName(String tableName) {

        String javaCode = tableName.toLowerCase();
        javaCode = javaCode.trim();
        String[] codes = javaCode.split("_");

        javaCode = "";
        if(tableName.startsWith("lsd_") || tableName.startsWith("bi_")
                || tableName.startsWith("tb_")
                || tableName.startsWith("ppl_")
                || tableName.startsWith("lz_")
                || tableName.startsWith("cl_")
                || tableName.startsWith("s_")
        ){
            for (int i = 1; i < codes.length; i++) {
                codes[i] = (codes[i].substring(0, 1)).toUpperCase()
                        + codes[i].substring(1);

                javaCode += codes[i];
            }

        }else{
            for (int i = 0; i < codes.length; i++) {
                codes[i] = (codes[i].substring(0, 1)).toUpperCase()
                        + codes[i].substring(1);

                javaCode += codes[i];
            }
        }

        return javaCode;

    }


    public static String getFirstToLower(String str) {
        String a = str.substring(0,1);
        String b = str.substring(1,str.length());
        return a.toLowerCase() + b;

    }

    /**
     * @param args
     */
    public static void main(String[] args) {

        System.out.println(getFirstToLower("Resource"));
    }




}