在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 , f; j4 y' T* v& ~1 ]# I; y
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r m# O* U6 h8 X' Z+ d; x r@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") : O- `/ b- V) P. W8 F V! ~. l public double getMeasured pressure() {; N5 D- L1 z" r5 K4 B
return measured pressure ! |: [7 N. X, n/ J/ l* r/ z% J } * Y0 |0 _: Y0 |' K( Z public void setMeasured pressure(double newValue) {! z- k. O, } O/ `1 M! x
measured pressure = newValue& z6 `0 [$ I. d0 S# q4 y
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public double measured pressure = 08 P' ?2 Y% ]2 \9 s4 s: A4 V
1 h3 y8 Y3 }- I% i" B0 b2 Y /** 6 _6 p G. \6 W! g. T$ k * & C8 i# G4 J; m" p' @ * This value is used to automatically generate agent identifiers. 5 H" w N$ U& ~; ]+ z * @field serialVersionUID ' D% r6 {0 V6 u% y * ) k: f# `# Z- i+ b */ , f4 R* O- @4 Q0 G' U; [1 B7 R( c" C private static final long serialVersionUID = 1L * g/ x! k* m6 S+ x$ v; j4 m( H# e4 `6 s4 T' ^9 ]9 v
/** , C( i3 N" A. j. T *; [3 N: R) ` s# I( A
* This value is used to automatically generate agent identifiers. ! ]$ Q. Q% z4 z7 m% o * @field agentIDCounter) D+ l# D: u' p& R$ w5 z- g& i
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*/ 6 @0 _6 w( o: x$ N protected static long agentIDCounter = 1 , S) x5 p( v% F4 m, E) h' a) e* D! q# g
/**- }7 B: }# l- Y% c+ H& o
* ( J( L% e2 {& \ B9 A * This value is the agent's identifier. , V1 ]: L8 k0 E) a" R, E * @field agentID 7 y6 j/ m# k* Q3 V * 0 t% C* g2 d. H6 p: f$ ]* Q, h, @) h */ % i+ t# _2 u% B% F' @' y protected String agentID = "GasNode " + (agentIDCounter++) 9 L8 U9 P$ w$ k0 @; o9 e2 `. }5 ~ Y4 g3 g1 w) y
/**; n, X8 c+ H9 i/ ]
* $ `- K5 t8 n6 [( T% ^8 V2 j * This is the step behavior./ x$ x- T2 l+ C% p z
* @method step l/ O1 n6 }& Z7 I$ N
* + x. A& a, ?- c* D+ @$ ` */ . X7 X% M9 G3 f0 V* w& T- R @Watch(3 H' ^% \: d/ G/ X$ j! D- E
watcheeClassName = 'infrastructuredemo.GasNode',6 P5 Z- {( L! X1 u0 K# J
watcheeFieldNames = 'pressure',, F, z$ T" L7 j0 b1 A- l) G
query = 'linked_from'," w: K: g1 s6 F
whenToTrigger = WatcherTriggerSchedule.LATER,+ Q6 L, G$ z. |' M( Z2 _
scheduleTriggerDelta = 10d0 {0 a/ r8 ^9 G, e) S
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public def step(infrastructuredemo.GasNode watchedAgent) {7 [* ]1 W1 u( p) j0 k
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// Define the return value variable. 1 a0 |1 h* {1 | def returnValue % z# J) X) N$ C$ \$ i) y ; a3 V! r {9 v/ f7 L; i) d // Note the simulation time. 9 D0 i- H! X: G def time = GetTickCountInTimeUnits() 9 C9 W% A! g. b" c; Z9 Q1 X3 B* S$ w* S- j4 @2 C
/ z- s4 G# b' e, S, G // This is an agent decision.: I( t+ p- ^$ S2 ~
if (watchedNode.pressure<200) {1 X7 ~& z9 |8 x" l+ I5 P- S
5 T' V% H! X9 @3 ?8 R // This is a task. 3 `/ o' }) S: Z! g setPressure(watchedAgent.pressure) 0 W4 G" j- y. A3 Z b% T% F5 _& K. \+ U* k5 o4 T
} else {$ u1 \2 m1 w; w ^$ A
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// Return the results. H: i. j x( o# ^+ Y: O4 v
return returnValue y! j6 G$ W/ A. b& [' V& V! A
5 _2 a9 E7 h5 z( Y /**$ {# t+ [5 h, m; H* \+ X9 R
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* This is the step behavior.' T/ S( d. u' c1 }$ ]+ g
* @method step& G0 C& `) k. E! v
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@ScheduledMethod(8 F' e9 |% _. B' }7 `! U
start = 1d,1 j! M! x9 K; T ^% U& {
interval = 1d,7 r2 i9 w( ^: @
shuffle = false+ w! p" T0 Z1 v" u2 y' o
) / R, X- |9 Z/ Y public void step() { 6 r8 E8 K c- ^3 J( }1 h4 B + B' Q: F& @* U; I# Q // Note the simulation time.! I% W F- n. D9 V _
def time = GetTickCountInTimeUnits()2 r$ X/ {: i7 v# `: K- h
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// This is a task.& [! s5 X0 A0 e
measurePressure=pressure+ RandomDraw(-20.0, 20.0)! I, h- ~6 \- R0 C6 e
// End the method.# Z- O* N5 p6 B2 }! P* K, L' D
return ; a0 X1 T5 h# r: p; n 4 F, [ N/ ?* {' ]* {: I }
注意,在函数step中& B g) z3 Z7 U, i) s4 }% A
public def step(infrastructuredemo.GasNode watchedAgent) { / ]; M( M8 C2 i9 w+ z, z L //这里是watchedAgent & B" a) |8 e, O9 F q! Z; v3 c 但是在语句中,你填的是watchedNode! }% m {. ?+ Q5 z+ y1 E' }
// This is an agent decision.+ z2 r1 \1 }$ W4 ?0 C! w- E
if (watchedNode.pressure<200) { ! N. C4 E5 ?* A2 G9 s7 J* \% v2 w/ ` setPressure(watchedAgent.pressure)9 O; x& A. s+ O1 d# Y
变量名称须统一,可以都改为watchedAgent