java常用常量类
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public class StringConstant
private final static String ISO_8859_1 = "ISO-8859-1";
private final static String GB2312 = "GB2312";
private final static String UTF_8 = "UTF-8";
public static final int INDEX_NOT_FOUND = -1;
public static final char C_SPACE = ' ';
public static final char C_TAB = '\\t';
public static final char C_DOT = '.';
public static final char C_SLASH = '/';
public static final char C_BACKSLASH = '\\\\';
public static final char C_CR = '\\r';
public static final char C_LF = '\\n';
public static final char C_UNDERLINE = '_';
public static final char C_COMMA = ',';
public static final char C_DELIM_START = '';
public static final char C_DELIM_END = '';
public static final char C_BRACKET_START = '[';
public static final char C_BRACKET_END = ']';
public static final char C_COLON = ':';
public static final String SPACE = " ";
public static final String TAB = "\\t";
public static final String DOT = ".";
public static final String DOUBLE_DOT = "..";
public static final String SLASH = "/";
public static final String BACKSLASH = "\\\\";
public static final String EMPTY = "";
public static final String NULL = "null";
public static final String CR = "\\r";
public static final String LF = "\\n";
public static final String CRLF = "\\r\\n";
public static final String UNDERLINE = "_";
public static final String DASHED = "-";
public static final String COMMA = ",";
public static final String DELIM_START = "";
public static final String DELIM_END = "";
public static final String BRACKET_START = "[";
public static final String BRACKET_END = "]";
public static final String COLON = ":";
public static final String html_NBSP = " ";
public static final String HTML_AMP = "&";
public static final String HTML_QUOTE = """;
public static final String HTML_APOS = "'";
public static final String HTML_LT = "<";
public static final String HTML_GT = ">";
public static final String EMPTY_JSON = "";
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