englishcoffeedrinker.corpse.Vault.java Source code

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Here is the source code for englishcoffeedrinker.corpse.Vault.java

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/**
 * This file is part of CORPSE.
 * Copyright (C) 2013, Mark A. Greenwood
 * 
 * CORPSE is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * CORPSE is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with CORPSE. If not, see <http://www.gnu.org/licenses/>.
 **/

package englishcoffeedrinker.corpse;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import org.codehaus.jackson.JsonParseException;
import org.codehaus.jackson.annotate.JsonProperty;
import org.codehaus.jackson.map.JsonMappingException;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.map.annotate.JsonSerialize;
import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;

import com.amazonaws.services.glacier.model.DescribeVaultOutput;
import com.thoughtworks.xstream.annotations.XStreamAlias;
import com.thoughtworks.xstream.annotations.XStreamImplicit;

@JsonSerialize(include = Inclusion.NON_NULL)
@XStreamAlias("vault")
public class Vault {
    private String arn;
    private String name;
    private String creationDate;
    private String inventoryDate;
    private Long numArchives;
    private Long sizeInBytes;

    @XStreamImplicit
    private List<Archive> archives;

    @SuppressWarnings("unused")
    private Vault() {
        //required for Jackson to be able to deserialize the JSON
    }

    /**
     * Creates a Vault instance from the description returned as part
     * of a ListVault command. Note that this won't contain a breakdown
     * of the archives contained with the vault as this information
     * isn't returned as part of a vault listing; you need to request
     * a vault inventory if you need to find out the details of each
     * archive in the vault.
     * @param vault
     */
    public Vault(DescribeVaultOutput vault) {
        this.arn = vault.getVaultARN();
        this.name = vault.getVaultName();
        this.creationDate = vault.getCreationDate();
        this.inventoryDate = vault.getLastInventoryDate();
        this.numArchives = vault.getNumberOfArchives();
        this.sizeInBytes = vault.getSizeInBytes();

        //a simple vault description doesn't contain the list
        //of archives, you have to request a vault inventory
        //to get the full list, which is why you should be
        //maintaining a local index of your glacier vaults
        archives = new ArrayList<Archive>();
    }

    @JsonProperty("ArchiveList")
    private void setArchiveList(List<Archive> archives) {
        this.archives = archives;
    }

    @JsonProperty("ArchiveList")
    public List<Archive> getArchiveList() {
        return archives;
    }

    public Archive getArchive(int index) {
        return archives.get(index);
    }

    @JsonProperty("VaultARN")
    public String getVaultARN() {
        return arn;
    }

    @JsonProperty("VaultARN")
    private void setVaultARN(String arn) {
        this.arn = arn;
    }

    @JsonProperty("VaultName")
    public String getName() {
        return name;
    }

    @JsonProperty("VaultName")
    private void setName(String name) {
        this.name = name;
    }

    @JsonProperty("CreationDate")
    public String getCreationDate() {
        return creationDate;
    }

    @JsonProperty("CreationDate")
    private void setCreationDate(String creationDate) {
        this.creationDate = creationDate;
    }

    @JsonProperty("InventoryDate")
    public String getInventoryDate() {
        return inventoryDate;
    }

    @JsonProperty("InventoryDate")
    private void setInventoryDate(String inventoryDate) {
        this.inventoryDate = inventoryDate;
    }

    @JsonProperty("NumberOfArchives")
    private void setNumberOfArchives(Long numArchives) {
        this.numArchives = numArchives;
    }

    @JsonProperty("NumberOfArchives")
    public Long getNumberOfArchives() {
        return numArchives;
    }

    @JsonProperty("SizeInBytes")
    public Long getSizeInBytes() {
        return sizeInBytes;
    }

    @JsonProperty("SizeInBytes")
    private void setSizeInBytes(Long sizeInBytes) {
        this.sizeInBytes = sizeInBytes;
    }

    public static Vault fromJSON(InputStream in) throws JsonParseException, JsonMappingException, IOException {
        ObjectMapper om = new ObjectMapper();
        Vault v = om.readValue(in, Vault.class);
        v.sizeInBytes = 0L;
        for (Archive a : v.archives) {
            v.sizeInBytes += a.getSizeInBytes();
        }

        v.numArchives = (long) v.archives.size();

        return v;
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((arn == null) ? 0 : arn.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        Vault other = (Vault) obj;
        if (arn == null) {
            if (other.arn != null)
                return false;
        } else if (!arn.equals(other.arn))
            return false;
        return true;
    }

}