Example usage for java.sql Types BLOB

Introduction

In this page you can find the example usage for java.sql Types BLOB.

Prototype

int BLOB

To view the source code for java.sql Types BLOB.

Click Source Link

Document

The constant in the Java programming language, sometimes referred to as a type code, that identifies the generic SQL type BLOB.

Usage

From source file:org.sakaiproject.mailarchive.impl.conversion.ExtractXMLToColumns.java

public Object getSource(String id, ResultSet rs) throws SQLException {
    ResultSetMetaData metadata = rs.getMetaData();
    String rv = null;//w  w  w .  j ava 2 s . com
    switch (metadata.getColumnType(1)) {
    case Types.BLOB:
        Blob blob = rs.getBlob(1);
        if (blob != null) {
            rv = new String(blob.getBytes(1L, (int) blob.length()));
        }
        break;
    case Types.CLOB:
        Clob clob = rs.getClob(1);
        if (clob != null) {
            rv = clob.getSubString(1L, (int) clob.length());
        }
        break;
    case Types.CHAR:
    case Types.LONGVARCHAR:
    case Types.VARCHAR:
    case Types.BINARY:
    case Types.VARBINARY:
    case Types.LONGVARBINARY:
        byte[] bytes = rs.getBytes(1);
        if (bytes != null) {
            rv = new String(bytes);
        }
        break;
    }
    // System.out.println("getSource(" + id + ") \n" + rv + "\n");
    return rv;
}

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From source file:com.adaptris.core.services.jdbc.types.BlobColumnTranslatorTest.java

@Test
public void testBlobToString() throws Exception {
    BlobColumnTranslator translator = new BlobColumnTranslator();
    TestBlob blob = new TestBlob();
    String myData = new String("SomeData");
    blob.setBytes(0, myData.getBytes());

    JdbcResultRow row = new JdbcResultRow();
    row.setFieldValue("testField", blob, Types.BLOB);

    String translated = translator.translate(row, 0);

    assertEquals("SomeData", translated);
}

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From source file:org.sakaiproject.content.impl.serialize.impl.conversion.Type1BlobCollectionConversionHandler.java

public Object getSource(String id, ResultSet rs) throws SQLException {
    ResultSetMetaData metadata = rs.getMetaData();
    String rv = null;/*ww  w .j  a v a 2s.c  o  m*/
    switch (metadata.getColumnType(1)) {
    case Types.BLOB:
        Blob blob = rs.getBlob(1);
        if (blob != null) {
            rv = new String(blob.getBytes(1L, (int) blob.length()));
        }
        break;
    case Types.CLOB:
        Clob clob = rs.getClob(1);
        if (clob != null) {
            rv = clob.getSubString(1L, (int) clob.length());
        }
        break;
    case Types.CHAR:
    case Types.LONGVARCHAR:
    case Types.VARCHAR:
    case Types.BINARY:
    case Types.VARBINARY:
    case Types.LONGVARBINARY:
        byte[] bytes = rs.getBytes(1);
        if (bytes != null) {
            rv = new String(bytes);
        }
        break;
    }
    //System.out.println("getSource(" + id + ") \n" + rv + "\n");
    return rv;
}

---

From source file:com.espertech.esper.util.TestSQLTypeMapUtil.java

public void testMapping() {
    Map<Integer, Class> testData = new HashMap<Integer, Class>();
    testData.put(Types.CHAR, String.class);
    testData.put(Types.VARCHAR, String.class);
    testData.put(Types.LONGVARCHAR, String.class);
    testData.put(Types.NUMERIC, BigDecimal.class);
    testData.put(Types.DECIMAL, BigDecimal.class);
    testData.put(Types.BIT, Boolean.class);
    testData.put(Types.BOOLEAN, Boolean.class);
    testData.put(Types.TINYINT, Byte.class);
    testData.put(Types.SMALLINT, Short.class);
    testData.put(Types.INTEGER, Integer.class);
    testData.put(Types.BIGINT, Long.class);
    testData.put(Types.REAL, Float.class);
    testData.put(Types.FLOAT, Double.class);
    testData.put(Types.DOUBLE, Double.class);
    testData.put(Types.BINARY, byte[].class);
    testData.put(Types.VARBINARY, byte[].class);
    testData.put(Types.LONGVARBINARY, byte[].class);
    testData.put(Types.DATE, java.sql.Date.class);
    testData.put(Types.TIMESTAMP, java.sql.Timestamp.class);
    testData.put(Types.TIME, java.sql.Time.class);
    testData.put(Types.CLOB, java.sql.Clob.class);
    testData.put(Types.BLOB, java.sql.Blob.class);
    testData.put(Types.ARRAY, java.sql.Array.class);
    testData.put(Types.STRUCT, java.sql.Struct.class);
    testData.put(Types.REF, java.sql.Ref.class);
    testData.put(Types.DATALINK, java.net.URL.class);

    for (int type : testData.keySet()) {
        Class result = SQLTypeMapUtil.sqlTypeToClass(type, null);
        log.debug(".testMapping Mapping " + type + " to " + result.getSimpleName());
        assertEquals(testData.get(type), result);
    }//from w  w w . j  a  v  a  2 s .  com

    assertEquals(String.class, SQLTypeMapUtil.sqlTypeToClass(Types.JAVA_OBJECT, "java.lang.String"));
    assertEquals(String.class, SQLTypeMapUtil.sqlTypeToClass(Types.DISTINCT, "java.lang.String"));
}

---

From source file:au.com.ish.derbydump.derbydump.metadata.Column.java

/**
 * Get a string value for the value in this column in the datarow
 * //from w  w w.ja  va2s .c  o  m
 * @param dataRow The row which we are exporting
 * @return an SQL statement compliant string version of the value
 */
public String toString(ResultSet dataRow) throws SQLException {

    switch (getColumnDataType()) {
    case Types.BINARY:
    case Types.VARBINARY:
    case Types.BLOB: {
        Blob obj = dataRow.getBlob(columnName);
        return (obj == null) ? "NULL" : processBinaryData(obj);
    }

    case Types.CLOB: {
        Clob obj = dataRow.getClob(columnName);
        return (obj == null) ? "NULL" : processClobData(obj);
    }

    case Types.CHAR:
    case Types.LONGNVARCHAR:
    case Types.VARCHAR: {
        String obj = dataRow.getString(columnName);
        return (obj == null) ? "NULL" : processStringData(obj);
    }

    case Types.TIME: {
        Time obj = dataRow.getTime(columnName);
        return (obj == null) ? "NULL" : processStringData(obj.toString());
    }

    case Types.DATE: {
        Date obj = dataRow.getDate(columnName);
        return (obj == null) ? "NULL" : processStringData(obj.toString());
    }

    case Types.TIMESTAMP: {
        Timestamp obj = dataRow.getTimestamp(columnName);
        return (obj == null) ? "NULL" : processStringData(obj.toString());
    }

    case Types.SMALLINT: {
        Object obj = dataRow.getObject(columnName);
        return (obj == null) ? "NULL" : obj.toString();
    }

    case Types.BIGINT: {
        Object obj = dataRow.getObject(columnName);
        return (obj == null) ? "NULL" : obj.toString();
    }

    case Types.INTEGER: {
        Object obj = dataRow.getObject(columnName);
        return (obj == null) ? "NULL" : obj.toString();
    }

    case Types.NUMERIC:
    case Types.DECIMAL: {
        BigDecimal obj = dataRow.getBigDecimal(columnName);
        return (obj == null) ? "NULL" : String.valueOf(obj);
    }

    case Types.REAL:
    case Types.FLOAT: {
        Float obj = dataRow.getFloat(columnName);
        // dataRow.getFloat() always returns a value. only way to check the null is wasNull() method
        return (dataRow.wasNull()) ? "NULL" : String.valueOf(obj);
    }

    case Types.DOUBLE: {
        Double obj = dataRow.getDouble(columnName);
        return (dataRow.wasNull()) ? "NULL" : String.valueOf(obj);
    }

    default: {
        Object obj = dataRow.getObject(columnName);
        return (obj == null) ? "NULL" : obj.toString();
    }
    }
}

---

From source file:org.alfresco.repo.transfer.fsr.SchemaBootstrap.java

public void init() {
    // empty
    SerializableTypeHandler.setSerializableType(Types.BLOB);
}

---

From source file:org.executequery.gui.resultset.TableCellData.java

public boolean isBlob() {

    return (dataType == Types.BLOB || dataType == Types.BINARY || dataType == Types.VARBINARY
            || dataType == Types.LONGVARBINARY);
}

---

From source file:org.apache.lucene.store.jdbc.lock.PhantomReadLock.java

public boolean obtain() {
    try {//from   ww w . ja v  a2 s  .  c  o  m
        if (jdbcDirectory.getDialect().useExistsBeforeInsertLock()) {
            // there are databases where the fact that an exception was thrown
            // invalidates the connection. So first we check if it exists, and
            // then insert it.
            if (jdbcDirectory.fileExists(name)) {
                return false;
            }
        }
        jdbcDirectory.getJdbcTemplate().executeUpdate(jdbcDirectory.getTable().sqlInsert(),
                new JdbcTemplate.PrepateStatementAwareCallback() {
                    public void fillPrepareStatement(PreparedStatement ps) throws Exception {
                        ps.setFetchSize(1);
                        ps.setString(1, name);
                        ps.setNull(2, Types.BLOB);
                        ps.setLong(3, 0);
                        ps.setBoolean(4, false);
                    }
                });
    } catch (Exception e) {
        if (log.isTraceEnabled()) {
            log.trace("Obtain Lock exception (might be valid) [" + e.getMessage() + "]");
        }
        return false;
    }
    return true;
}

---

From source file:com.adaptris.core.services.jdbc.types.BlobColumnTranslatorTest.java

@Test
public void testBlobToStringWithColumnName() throws Exception {
    BlobColumnTranslator translator = new BlobColumnTranslator();
    TestBlob blob = new TestBlob();
    String myData = new String("SomeData");
    blob.setBytes(0, myData.getBytes());

    JdbcResultRow row = new JdbcResultRow();
    row.setFieldValue("testField", blob, Types.BLOB);

    String translated = translator.translate(row, "testField");

    assertEquals("SomeData", translated);
}

---

From source file:org.ambraproject.hibernate.OTMBlobType.java

public void nullSafeSet(PreparedStatement statement, java.lang.Object value, int index)
        throws HibernateException, SQLException {
    if (value == null) {
        statement.setNull(index, Types.BLOB);
    } else {/*from  www. j  ava2  s.co m*/
        if (value instanceof org.topazproject.otm.Blob) {
            //TODO: I don't think the following line works
            statement.setBlob(index, ((org.topazproject.otm.Blob) value).getInputStream());
        } else {
            throw new HibernateException("Object not of correct type: " + value.getClass().getName());
        }
    }

}

---

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