Examples of org.jruby.pg.internal.LargeObjectAPI

org.jruby.pg.internal.LargeObjectAPI
select proname, pronargs, proargtypes from pg_catalog.pg_proc where proname like 'lo%'; proname | pronargs | proargtypes | prorettype ------------+----------+-------------+------------ lo_import | 1 | 25 | 26 lo_import | 2 | 25 26 | 26 lo_export | 2 | 26 25 | 23 lo_open | 2 | 26 23 | 23 lo_close | 1 | 23 | 23 loread | 2 | 23 23 | 17 lowrite | 2 | 23 17 | 23 lo_lseek | 3 | 23 23 23 | 23 lo_creat | 1 | 23 | 26 lo_create | 1 | 26 | 26 lo_tell | 1 | 23 | 23 lo_truncate | 2 | 23 23 | 23 lo_unlink | 1 | 26 | 23 ================================================================ SELECT oid,typname from pg_catalog.pg_type where oid in (13, 17, 23, 25, 26); oid | typname -----+--------- 17 | bytea 23 | int4 25 | text 26 | oid ================================================================ @author jvshahid

    /******     PG::Connection INSTANCE METHODS: Large Object Support     ******/


    @JRubyMethod(name = {"lo_creat", "locreat"}, optional = 1)
    public IRubyObject lo_creat(ThreadContext context, IRubyObject[] args) {
      try {
        LargeObjectAPI manager = postgresqlConnection.getLargeObjectAPI();
        int oid;
        if (args.length == 1)
          oid = manager.loCreat((Integer) args[0].toJava(Integer.class));
        else
          oid = manager.loCreat(0);
        return new RubyFixnum(context.runtime, oid);
      } catch (PostgresqlException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), e.getResultSet(), getClientEncodingAsJavaEncoding(context));
      } catch (IOException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), null, getClientEncodingAsJavaEncoding(context));

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    }


    @JRubyMethod(name = {"lo_create", "locreate"})
    public IRubyObject lo_create(ThreadContext context, IRubyObject arg0) {
      try {
        LargeObjectAPI manager = postgresqlConnection.getLargeObjectAPI();
        int oid = manager.loCreate((Integer) arg0.toJava(Integer.class));
        return new RubyFixnum(context.runtime, oid);
      } catch (PostgresqlException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), e.getResultSet(), getClientEncodingAsJavaEncoding(context));
      } catch (IOException e) {
        throw newPgError(context, "lo_create failed: " + e.getLocalizedMessage(), null, getClientEncodingAsJavaEncoding(context));

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Related Classes of org.jruby.pg.internal.LargeObjectAPI

org.jruby.pg.Connection

java.nio.ByteBuffer

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