BlobInfo (Google App Engine API for Java)

com.google.appengine.api.blobstore

Class BlobInfo

  • java.lang.Object
    • com.google.appengine.api.blobstore.BlobInfo
  • All Implemented Interfaces:
    java.io.Serializable


    public class BlobInfo
    extends java.lang.Object
    implements java.io.Serializable
    BlobInfo contains metadata about a blob. This metadata is gathered by parsing the HTTP headers included in the blob upload.
    See Also:
    RFC 1867 for the specification of HTTP file uploads., Serialized Form
    • Constructor Summary

      Constructors 
      Constructor and Description
      BlobInfo(BlobKey blobKey, java.lang.String contentType, java.util.Date creation, java.lang.String filename, long size) 
      BlobInfo(BlobKey blobKey, java.lang.String contentType, java.util.Date creation, java.lang.String filename, long size, java.lang.String md5Hash)
      Creates a BlobInfo by providing the BlobKey and all associated metadata.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method and Description
      boolean equals(java.lang.Object obj) 
      BlobKey getBlobKey()
      Returns the BlobKey of the Blob this BlobInfo describes.
      java.lang.String getContentType()
      Returns the MIME Content-Type provided in the HTTP header during upload of this Blob.
      java.util.Date getCreation()
      Returns the time and date the blob was upload.
      java.lang.String getFilename()
      Returns the file included in the Content-Disposition HTTP header during upload of this Blob.
      java.lang.String getMd5Hash()
      Returns the md5Hash of this Blob.
      long getSize()
      Returns the size in bytes of this Blob.
      int hashCode() 
      java.lang.String toString() 
      • Methods inherited from class java.lang.Object

        getClass, notify, notifyAll, wait, wait, wait
    • Constructor Detail

      • BlobInfo

        public BlobInfo(BlobKey blobKey,
                        java.lang.String contentType,
                        java.util.Date creation,
                        java.lang.String filename,
                        long size,
                        java.lang.String md5Hash)
        Creates a BlobInfo by providing the BlobKey and all associated metadata. This is typically done by the API on the developer's behalf.
        Parameters:
        blobKey - the BlobKey of the Blob.
        contentType - the MIME Content-Type provided in the HTTP header during upload of this Blob.
        creation - the time and date the blob was uploaded.
        filename - the file included in the Content-Disposition HTTP header during upload of this Blob.
        size - the size in bytes of this Blob.
        md5Hash - the md5Hash of this Blob.
      • BlobInfo

        public BlobInfo(BlobKey blobKey,
                        java.lang.String contentType,
                        java.util.Date creation,
                        java.lang.String filename,
                        long size)
    • Method Detail

      • getBlobKey

        public BlobKey getBlobKey()
        Returns the BlobKey of the Blob this BlobInfo describes.
      • getContentType

        public java.lang.String getContentType()
        Returns the MIME Content-Type provided in the HTTP header during upload of this Blob.
      • getCreation

        public java.util.Date getCreation()
        Returns the time and date the blob was upload.
      • getFilename

        public java.lang.String getFilename()
        Returns the file included in the Content-Disposition HTTP header during upload of this Blob.
      • getSize

        public long getSize()
        Returns the size in bytes of this Blob.
      • getMd5Hash

        public java.lang.String getMd5Hash()
        Returns the md5Hash of this Blob.
      • equals

        public boolean equals(java.lang.Object obj)
        Overrides:
        equals in class java.lang.Object
      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class java.lang.Object
      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object

Send feedback about...