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author | Allen Byrne <byrn@hdfgroup.org> | 2016-02-29 02:43:00 (GMT) |
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committer | Allen Byrne <byrn@hdfgroup.org> | 2016-02-29 02:43:00 (GMT) |
commit | 63249be0e10a8726acb5a7cf64491319eaa46227 (patch) | |
tree | ebb2b75ece8852e8a58804631c0004f06a9bba9f /java/src/hdf/hdf5lib/HDF5GroupInfo.java | |
parent | a1617b7cdbe14173fcf690b4627059fa4528c19b (diff) | |
download | hdf5-63249be0e10a8726acb5a7cf64491319eaa46227.zip hdf5-63249be0e10a8726acb5a7cf64491319eaa46227.tar.gz hdf5-63249be0e10a8726acb5a7cf64491319eaa46227.tar.bz2 |
[svn-r29226] HDFFV-9552: merge in java code.
Diffstat (limited to 'java/src/hdf/hdf5lib/HDF5GroupInfo.java')
-rw-r--r-- | java/src/hdf/hdf5lib/HDF5GroupInfo.java | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/java/src/hdf/hdf5lib/HDF5GroupInfo.java b/java/src/hdf/hdf5lib/HDF5GroupInfo.java new file mode 100644 index 0000000..fa33fec --- /dev/null +++ b/java/src/hdf/hdf5lib/HDF5GroupInfo.java @@ -0,0 +1,171 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + + +package hdf.hdf5lib; + +/** + * <p> + * This class is a container for the information reported about an HDF5 Object + * from the H5Gget_obj_info() method. + * <p> + * The fileno and objno fields contain four values which uniquely identify an + * object among those HDF5 files which are open: if all four values are the same + * between two objects, then the two objects are the same (provided both files + * are still open). The nlink field is the number of hard links to the object or + * zero when information is being returned about a symbolic link (symbolic links + * do not have hard links but all other objects always have at least one). The + * type field contains the type of the object, one of H5G_GROUP, H5G_DATASET, or + * H5G_LINK. The mtime field contains the modification time. If information is + * being returned about a symbolic link then linklen will be the length of the + * link value (the name of the pointed-to object with the null terminator); + * otherwise linklen will be zero. Other fields may be added to this structure + * in the future. + */ + +public class HDF5GroupInfo { + long[] fileno; + long[] objno; + int nlink; + int type; + long mtime; + int linklen; + + public HDF5GroupInfo() { + fileno = new long[2]; + objno = new long[2]; + nlink = -1; + type = -1; + mtime = 0; + linklen = 0; + } + + /** + * Sets the HDF5 group information. Used by the JHI5. + * + * @param fn + * File id number + * @param on + * Object id number + * @param nl + * Number of links + * @param t + * Type of the object + * @param mt + * Modification time + * @param len + * Length of link + **/ + public void setGroupInfo(long[] fn, long[] on, int nl, int t, long mt, + int len) { + fileno = fn; + objno = on; + nlink = nl; + type = t; + mtime = mt; + linklen = len; + } + + /** Resets all the group information to defaults. */ + public void reset() { + fileno[0] = 0; + fileno[1] = 0; + objno[0] = 0; + objno[1] = 0; + nlink = -1; + type = -1; + mtime = 0; + linklen = 0; + } + + /* accessors */ + public long[] getFileno() { + return fileno; + } + + public long[] getObjno() { + return objno; + } + + public int getType() { + return type; + } + + public int getNlink() { + return nlink; + } + + public long getMtime() { + return mtime; + } + + public int getLinklen() { + return linklen; + } + + /** + * The fileno and objno fields contain four values which uniquely identify + * an object among those HDF5 files. + */ + @Override + public boolean equals(Object obj) { + if (!(obj instanceof HDF5GroupInfo)) { + return false; + } + + HDF5GroupInfo target = (HDF5GroupInfo) obj; + if ((fileno[0] == target.fileno[0]) && (fileno[1] == target.fileno[1]) + && (objno[0] == target.objno[0]) + && (objno[1] == target.objno[1])) { + return true; + } + else { + return false; + } + } + + /** + * Returns the object id. + * + * @return the object id + */ + public long getOID() { + return objno[0]; + } + + /** + * /** Converts this object to a String representation. + * + * @return a string representation of this object + */ + @Override + public String toString() { + String fileStr = "fileno=null"; + String objStr = "objno=null"; + + if (fileno != null) { + fileStr = "fileno[0]=" + fileno[0] + ",fileno[1]=" + fileno[1]; + } + + if (objno != null) { + objStr = "objno[0]=" + objno[0] + ",objno[1]=" + objno[1]; + } + + return getClass().getName() + "[" + fileStr + "," + objStr + ",type=" + + type + ",nlink=" + nlink + ",mtime=" + mtime + ",linklen=" + + linklen + "]"; + } + +} |