[2711] | 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.gui.io;
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| 3 |
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| 4 |
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| 5 |
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| 6 | /**
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| 7 | * An UploadStrategySpecification consists of the parameter describing the strategy
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| 8 | * for uploading a collection of {@see OsmPrimitive}.
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| 9 | *
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| 10 | * This includes:
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| 11 | * <ul>
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| 12 | * <li>a decision on which {@see UploadStrategy} to use</li>
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| 13 | * <li>the upload chunk size</li>
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| 14 | * <li>whether to close the changeset used after the upload</li>
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| 15 | * </ul>
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| 16 | *
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| 17 | *
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| 18 | */
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| 19 | public class UploadStrategySpecification {
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| 20 | /** indicates that the chunk size isn't specified */
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| 21 | static public final int UNSPECIFIED_CHUNK_SIZE = -1;
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| 22 |
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| 23 | private UploadStrategy strategy;
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| 24 | private int chunkSize;
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| 25 | private MaxChangesetSizeExceededPolicy policy;
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| 26 | private boolean closeChangesetAfterUpload;
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| 27 |
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| 28 | /**
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| 29 | * Creates a new upload strategy with default values.
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| 30 | */
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| 31 | public UploadStrategySpecification() {
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| 32 | this.strategy = UploadStrategy.DEFAULT_UPLOAD_STRATEGY;
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| 33 | this.chunkSize = UNSPECIFIED_CHUNK_SIZE;
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| 34 | this.policy = null;
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| 35 | this.closeChangesetAfterUpload = true;
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| 36 | }
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| 37 |
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| 38 | /**
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| 39 | * Clones another upload strategy. If other is null,assumes default
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| 40 | * values.
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| 41 | *
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| 42 | * @param other the other upload strategy
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| 43 | */
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| 44 | public UploadStrategySpecification(UploadStrategySpecification other) {
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| 45 | if (other == null) return;
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| 46 | this.strategy = other.strategy;
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| 47 | this.chunkSize = other.chunkSize;
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| 48 | this.policy = other.policy;
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| 49 | this.closeChangesetAfterUpload = other.closeChangesetAfterUpload;
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| 50 | }
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| 51 |
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| 52 | /**
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| 53 | * Replies the upload strategy
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| 54 | * @return
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| 55 | */
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| 56 | public UploadStrategy getStrategy() {
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| 57 | return strategy;
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| 58 | }
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| 59 |
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| 60 | public int getChunkSize() {
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| 61 | return chunkSize;
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| 62 | }
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| 63 |
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| 64 | public static int getUnspecifiedChunkSize() {
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| 65 | return UNSPECIFIED_CHUNK_SIZE;
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| 66 | }
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| 67 |
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| 68 | public MaxChangesetSizeExceededPolicy getPolicy() {
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| 69 | return policy;
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| 70 | }
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| 71 |
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| 72 | public UploadStrategySpecification setStrategy(UploadStrategy strategy) {
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| 73 | this.strategy = strategy;
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| 74 | return this;
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| 75 | }
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| 76 |
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| 77 | public UploadStrategySpecification setChunkSize(int chunkSize) {
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| 78 | this.chunkSize = chunkSize;
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| 79 | return this;
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| 80 | }
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| 81 |
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| 82 | public UploadStrategySpecification setPolicy(MaxChangesetSizeExceededPolicy policy) {
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| 83 | this.policy = policy;
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| 84 | return this;
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| 85 | }
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| 86 |
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| 87 | public UploadStrategySpecification setCloseChangesetAfterUpload(boolean closeChangesetAfterUpload) {
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| 88 | this.closeChangesetAfterUpload = closeChangesetAfterUpload;
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| 89 | return this;
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| 90 | }
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| 91 |
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| 92 | public boolean isCloseChangesetAfterUpload() {
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| 93 | return closeChangesetAfterUpload;
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| 94 | }
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| 95 |
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| 96 | public int getNumRequests(int numObjects) {
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| 97 | if (numObjects <=0) return 0;
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| 98 | switch(strategy) {
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| 99 | case INDIVIDUAL_OBJECTS_STRATEGY: return numObjects;
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| 100 | case SINGLE_REQUEST_STRATEGY: return 1;
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| 101 | case CHUNKED_DATASET_STRATEGY:
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| 102 | if (chunkSize == UNSPECIFIED_CHUNK_SIZE)
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| 103 | return 0;
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| 104 | else
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| 105 | return (int)Math.ceil((double)numObjects / (double)chunkSize);
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| 106 | }
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| 107 | // should not happen
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| 108 | return 0;
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| 109 | }
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| 110 |
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| 111 | @Override
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| 112 | public int hashCode() {
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| 113 | final int prime = 31;
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| 114 | int result = 1;
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| 115 | result = prime * result + chunkSize;
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| 116 | result = prime * result + (closeChangesetAfterUpload ? 1231 : 1237);
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| 117 | result = prime * result + ((policy == null) ? 0 : policy.hashCode());
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| 118 | result = prime * result + ((strategy == null) ? 0 : strategy.hashCode());
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| 119 | return result;
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| 120 | }
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| 121 |
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| 122 | @Override
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| 123 | public boolean equals(Object obj) {
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| 124 | if (this == obj)
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| 125 | return true;
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| 126 | if (obj == null)
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| 127 | return false;
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| 128 | if (getClass() != obj.getClass())
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| 129 | return false;
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| 130 | UploadStrategySpecification other = (UploadStrategySpecification) obj;
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| 131 | if (chunkSize != other.chunkSize)
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| 132 | return false;
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| 133 | if (closeChangesetAfterUpload != other.closeChangesetAfterUpload)
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| 134 | return false;
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| 135 | if (policy == null) {
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| 136 | if (other.policy != null)
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| 137 | return false;
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| 138 | } else if (!policy.equals(other.policy))
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| 139 | return false;
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| 140 | if (strategy == null) {
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| 141 | if (other.strategy != null)
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| 142 | return false;
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| 143 | } else if (!strategy.equals(other.strategy))
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| 144 | return false;
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| 145 | return true;
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| 146 | }
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| 147 | }
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