Java Doc for Value.java in  » Database-DBMS » h2database » org » h2 » value » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » h2database » org.h2.value   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.h2.value.Value All known Subclasses:   org.h2.value.ValueBoolean,  org.h2.value.ValueTime,  org.h2.value.ValueLob,  org.h2.value.ValueResultSet,  org.h2.value.ValueFloat,  org.h2.value.ValueByte,  org.h2.value.ValueBytesBase,  org.h2.value.ValueShort,  org.h2.value.ValueNull,  org.h2.value.ValueStringBase,  org.h2.value.ValueDecimal,  org.h2.value.ValueInt,  org.h2.value.ValueLong,  org.h2.value.ValueDate,  org.h2.value.ValueDouble,  org.h2.value.ValueUuid,  org.h2.value.ValueTimestamp,  org.h2.value.ValueArray, Value abstract public class Value (Code) This is the base class for all value classes. It provides conversion and comparison methods. Field Summary final public static  int ARRAYRESULT_SETJAVA_OBJECTUUIDSTRING_FIXED      final public static  int DOUBLEFLOATTIMEDATETIMESTAMPBYTES      final public static  int NULLBOOLEANBYTESHORTINTLONGDECIMAL      final public static  int STRINGSTRING_IGNORECASEBLOBCLOB      final public static  int TYPE_COUNT      final public static  int UNKNOWN      The data type is unknown at this time. Method Summary public  Value add(Value v)      static  Value cache(Value v)      public  boolean checkPrecision(long precision)      public  void close()      final public  boolean compareEqual(Value v)      abstract protected  int compareSecure(Value v, CompareMode mode)      Compare the value with another value of the same type. final public  int compareTo(Value v, CompareMode mode)      final public  int compareTypeSave(Value v, CompareMode mode)      public  Value convertPrecision(long precision)      public  Value convertScale(boolean onlyToSmallerScale, int targetScale)      public  Value convertTo(int type)      public  Value divide(Value v)      abstract public  boolean equals(Object other)      Check if the two values are equal. public  BigDecimal getBigDecimal()      public  Boolean getBoolean()      public  byte getByte()      public  byte[] getBytes()      public  byte[] getBytesNoCopy()      public  Date getDate()      public  Date getDateNoCopy()      abstract public  int getDisplaySize()      Get the display size in characters. public  double getDouble()      public  float getFloat()      public static  int getHigherOrder(int t1, int t2)      public  InputStream getInputStream()      public  int getInt()      public  long getLong()      public  int getMemory()      Get the memory used by this object. abstract public  Object getObject()      Get the value as an object. public static  int getOrder(int type)      abstract public  long getPrecision()      Get the precision. public  Reader getReader()      abstract public  String getSQL()      Get the SQL expression for this value. public  int getScale()      public  short getShort()      public  int getSignum()      abstract public  String getString()      Get the value as a string. public  Time getTime()      public  Time getTimeNoCopy()      public  Timestamp getTimestamp()      public  Timestamp getTimestampNoCopy()      abstract public  int getType()      Get the value type. abstract public  int hashCode()      public  boolean isFileBased()      public  boolean isLinked()      public  Value link(DataHandler handler, int tableId)      public  Value multiply(Value v)      public  Value negate()      abstract public  void set(PreparedStatement prep, int parameterIndex)      Set the value as a parameter in a prepared statement. public  Value subtract(Value v)      public  String toString()      public  void unlink()      Field Detail ARRAYRESULT_SETJAVA_OBJECTUUIDSTRING_FIXED final public static int ARRAYRESULT_SETJAVA_OBJECTUUIDSTRING_FIXED(Code) DOUBLEFLOATTIMEDATETIMESTAMPBYTES final public static int DOUBLEFLOATTIMEDATETIMESTAMPBYTES(Code) NULLBOOLEANBYTESHORTINTLONGDECIMAL final public static int NULLBOOLEANBYTESHORTINTLONGDECIMAL(Code) STRINGSTRING_IGNORECASEBLOBCLOB final public static int STRINGSTRING_IGNORECASEBLOBCLOB(Code) TYPE_COUNT final public static int TYPE_COUNT(Code) UNKNOWN final public static int UNKNOWN(Code) The data type is unknown at this time. Method Detail add public Value add(Value v) throws SQLException(Code) cache static Value cache(Value v)(Code) checkPrecision public boolean checkPrecision(long precision)(Code) close public void close() throws SQLException(Code) compareEqual final public boolean compareEqual(Value v) throws SQLException(Code) compareSecure abstract protected int compareSecure(Value v, CompareMode mode) throws SQLException(Code) Compare the value with another value of the same type. Parameters:   v - the other value Parameters:   mode - the compare mode 0 if both values are equal, -1 if the other value is smaller, and1 otherwise compareTo final public int compareTo(Value v, CompareMode mode) throws SQLException(Code) compareTypeSave final public int compareTypeSave(Value v, CompareMode mode) throws SQLException(Code) convertPrecision public Value convertPrecision(long precision) throws SQLException(Code) convertScale public Value convertScale(boolean onlyToSmallerScale, int targetScale) throws SQLException(Code) convertTo public Value convertTo(int type) throws SQLException(Code) divide public Value divide(Value v) throws SQLException(Code) equals abstract public boolean equals(Object other)(Code) Check if the two values are equal. No data conversion is made; this method returns false if the other object is not of the same class. Parameters:   other - the other value true if they are equal getBigDecimal public BigDecimal getBigDecimal() throws SQLException(Code) getBoolean public Boolean getBoolean() throws SQLException(Code) getByte public byte getByte() throws SQLException(Code) getBytes public byte[] getBytes() throws SQLException(Code) getBytesNoCopy public byte[] getBytesNoCopy() throws SQLException(Code) getDate public Date getDate() throws SQLException(Code) getDateNoCopy public Date getDateNoCopy() throws SQLException(Code) getDisplaySize abstract public int getDisplaySize()(Code) Get the display size in characters. the display size getDouble public double getDouble() throws SQLException(Code) getFloat public float getFloat() throws SQLException(Code) getHigherOrder public static int getHigherOrder(int t1, int t2) throws SQLException(Code) getInputStream public InputStream getInputStream() throws SQLException(Code) getInt public int getInt() throws SQLException(Code) getLong public long getLong() throws SQLException(Code) getMemory public int getMemory()(Code) Get the memory used by this object. the memory used in bytes getObject abstract public Object getObject()(Code) Get the value as an object. the object getOrder public static int getOrder(int type)(Code) getPrecision abstract public long getPrecision()(Code) Get the precision. the precision getReader public Reader getReader() throws SQLException(Code) getSQL abstract public String getSQL()(Code) Get the SQL expression for this value. the SQL expression getScale public int getScale()(Code) getShort public short getShort() throws SQLException(Code) getSignum public int getSignum() throws SQLException(Code) getString abstract public String getString()(Code) Get the value as a string. the string getTime public Time getTime() throws SQLException(Code) getTimeNoCopy public Time getTimeNoCopy() throws SQLException(Code) getTimestamp public Timestamp getTimestamp() throws SQLException(Code) getTimestampNoCopy public Timestamp getTimestampNoCopy() throws SQLException(Code) getType abstract public int getType()(Code) Get the value type. the type hashCode abstract public int hashCode()(Code) isFileBased public boolean isFileBased()(Code) isLinked public boolean isLinked()(Code) link public Value link(DataHandler handler, int tableId) throws SQLException(Code) multiply public Value multiply(Value v) throws SQLException(Code) negate public Value negate() throws SQLException(Code) set abstract public void set(PreparedStatement prep, int parameterIndex) throws SQLException(Code) Set the value as a parameter in a prepared statement. Parameters:   prep - the prepared statement Parameters:   parameterIndex - the parameter index subtract public Value subtract(Value v) throws SQLException(Code) toString public String toString()(Code) unlink public void unlink() throws SQLException(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)